Common use of Custodial Accounts and Buydown Fund Accounts Clause in Contracts

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the amounts related to the Mortgage Loans required by the Selling and Servicing Contracts to be so deposited. Proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's ’s supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the amounts related to the Mortgage Loans required by the Selling and Servicing Contracts to be so deposited. Proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's ’s Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's ’s Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's ’s Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's ’s Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's ’s option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the amounts related to the Mortgage Loans required by the Selling and Servicing Contracts to be so deposited; provided, however, that if the Excess Yield Interest Holder is not acting as Servicer, the amounts so deposited therein shall include the Excess Yield Amount, if any, for each Mortgage Loan. Proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. ." 1.7 The Master Servicer first paragraph of Section 3.03(a) of the Pooling Agreement is hereby authorized amended and restated to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, read as trustee, and of the Master Servicer, in substantially one of the following formsfollows: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's ’s supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the following amounts related received or advanced by the Servicer with respect to the Mortgage Loans required by Loans: (i) all scheduled payments of principal; (ii) all scheduled payments of interest, net of the Selling Servicing Fees due the applicable Servicers; (iii) all Curtailments and Servicing Contracts to be so deposited. Payoffs; and (iv) all Insurance Proceeds, Liquidation Proceeds, Excess Liquidation Proceeds and Subsequent Recoveries; provided, however, that (x) proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such P&I and (y) such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, and if not released to the Mortgagor in accordance with prudent mortgage loan servicing practices, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's ’s Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's ’s Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's ’s Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's ’s Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's ’s option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the following amounts related received or advanced by the Servicer with respect to the Mortgage Loans required by Loans: (i) all scheduled payments of principal; (ii) all scheduled payments of interest, net of the Selling Servicing Fees due the applicable Servicers; (iii) all Curtailments and Servicing Contracts to be so deposited. Payoffs; and (iv) all Insurance Proceeds, Liquidation Proceeds, Excess Liquidation Proceeds and Subsequent Recoveries; provided, however, that (x) proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such P&I and (y) such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, and if not released to the Mortgagor in accordance with prudent mortgage loan servicing practices, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established establish and maintained by each Servicer under the Master Servicer's supervision maintain the Custodial Account for P&I, Buydown Fund Accounts (if any) and the special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily within 48 hours of receipt the following amounts related received or advanced by the Servicer with respect to the Mortgage Loans required by Loans: (i) all scheduled payments of principal; (ii) all scheduled payments of interest, net of the Selling Servicing Fee due to the Servicer; (iii) all Curtailments and Servicing Contracts to be so deposited. Payoffs; and (iv) all Insurance Proceeds, Liquidation Proceeds, Excess Liquidation Proceeds and Subsequent Recoveries; provided, however, that (x) proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such P&I and (y) such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, and if not released to the Mortgagor in accordance with prudent mortgage loan servicing practices, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any the Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's ’s option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established establish and maintained by each Servicer under the Master Servicer's supervision maintain the Custodial Account for P&I, Buydown Fund Accounts (if any) and the special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the following amounts related received or advanced by the Servicer with respect to the Mortgage Loans required by Loans: (i) all scheduled payments of principal; (ii) all scheduled payments of interest, net of the Selling Servicing Fee due to the Servicer; (iii) all Curtailments and Servicing Contracts to be so deposited. Payoffs; and (iv) all Insurance Proceeds, Liquidation Proceeds, Excess Liquidation Proceeds and Subsequent Recoveries; provided, however, that (x) proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such P&I and (y) such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, and if not released to the Mortgagor in accordance with prudent mortgage loan servicing practices, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any the Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's ’s option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the amounts related to the Mortgage Loans required by the Selling and Servicing Contracts to be so deposited. Proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the following amounts related received or advanced by the Servicer with respect to the Mortgage Loans required by Loans: (i) all scheduled payments of principal; (ii) all scheduled payments of interest, net of the Selling fixed portion of the Servicing Fees due the applicable Servicers; (iii) all Curtailments and Servicing Contracts to be so deposited. Payoffs; and (iv) all Insurance Proceeds, Liquidation Proceeds, Excess Liquidation Proceeds and Subsequent Recoveries; provided, however, that (x) proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such P&I and (y) such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, and if not released to the Mortgagor in accordance with prudent mortgage loan servicing practices, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the following amounts related received or advanced by the Servicer with respect to the Mortgage Loans required by Loans: (i) all scheduled payments of principal; (ii) all scheduled payments of interest, net of the Selling Servicing Fees due the applicable Servicers; (iii) all Curtailments and Servicing Contracts to be so deposited. Payoffs; and (iv) all Insurance Proceeds, Liquidation Proceeds, Excess Liquidation Proceeds and Subsequent Recoveries; provided, however, that (x) proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such P&I and (y) such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, and if not released to the Mortgagor in accordance with prudent mortgage loan servicing practices, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the amounts related to the Mortgage Loans required by the Selling and Servicing Contracts to be so deposited. Proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.;; 104 (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer Subservicer under the Master Servicer's ’s supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the following amounts related received or advanced by the Subservicer with respect to the Mortgage Loans required by the Selling Loans: (i) all scheduled payments of principal; (ii) all scheduled payments of interest; (iii) all Curtailments and Servicing Contracts to be so deposited. Payoffs; and (iv) all Insurance Proceeds, Liquidation Proceeds, Excess Liquidation Proceeds and Subsequent Recoveries; provided, however, that (x) proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such P&I and (y) such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, and if not released to the Mortgagor in accordance with prudent mortgage loan servicing practices, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable ServicerSubservicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Subservicer’s Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp.BellaVista [Finance] [Funding] Corporation, its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. BellaVista [Finance] [Funding] Corporation mortgage-backed pools or (ii) [Servicer's Subservicer’s Name] in trust for Washington Mutual Mortgage Securities Corp.BellaVista [Finance] [Funding] Corporation; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Subservicer’s Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp.BellaVista [Finance] [Funding] Corporation, its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. BellaVista [Finance] [Funding] Corporation mortgage-backed pools or (ii) [Servicer's Subservicer’s Name] in trust for Washington Mutual Mortgage Securities Corp. BellaVista [Finance] [Funding] Corporation and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Distribution Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer Subservicer and are due to the Certificate Distribution Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's ’s option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established establish and maintained by each Servicer under the Master Servicer's supervision maintain the Custodial Account for P&I, Buydown Fund Accounts (if any) and the special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily within 48 hours of receipt the following amounts related received or advanced by the Servicer with respect to the Mortgage Loans required by Loans: (i) all scheduled payments of principal; (ii) all scheduled payments of interest, net of the Selling Servicing Fee due to the Servicer; (iii) all Curtailments and Servicing Contracts to be so depositedPayoffs; and (iv) all Insurance Proceeds, Liquidation Proceeds, Excess Liquidation Proceeds and Subsequent Recoveries. Proceeds provided, however, that (x) proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such P&I and (y) such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, and if not released to the Mortgagor in accordance with prudent mortgage loan servicing practices, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any the Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's ’s option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the amounts related to the Mortgage Loans required by the Selling and Servicing Contracts to be so deposited. Proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.;; 102 (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the amounts related to the Mortgage Loans required by the Selling and Servicing Contracts to be so deposited. Proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms:: 92 (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's ’s supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the following amounts related received or advanced by the Servicer with respect to the Mortgage Loans required by the Selling and Servicing Contracts to be so deposited. Proceeds received with respect to individual Mortgage Loans from any titleLoans: (i) all scheduled payments of principal; (ii) all scheduled payments of interest, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair net of the related Mortgaged PropertyServicing Fees due the applicable Servicers; (iii) all Curtailments and Payoffs; and (iv) all Insurance Proceeds, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such proceeds (other than proceeds from any Special Primary Insurance Policy)Liquidation Proceeds, if not required for the restoration or repair of the related Mortgaged Property, shall be deposited in the Custodial Account for P&I, Excess Liquidation Proceeds and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. Subsequent Recoveries; The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's ’s Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's ’s Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's ’s Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's ’s Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's ’s option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's ’s supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the following amounts related received or advanced by the Servicer with respect to the Mortgage Loans required by the Selling and Servicing Contracts to be so deposited. Proceeds received with respect to individual Mortgage Loans from any titleLoans: (i) all scheduled payments of principal; (ii) all scheduled payments of interest, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair net of the related Mortgaged PropertyServicing Fees due the applicable Servicers; (iii) all Curtailments and Payoffs; and (iv) all Insurance Proceeds, may be Liquidation Proceeds, Excess Liquidation Proceeds and Subsequent Recoveries; deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such P&I and (y) such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, and if not released to the Mortgagor in accordance with prudent mortgage loan servicing practices, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's ’s Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's ’s Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's ’s Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's ’s Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's ’s option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established establish and maintained by each Servicer under the Master Servicer's supervision maintain the Custodial Account for P&I, Buydown Fund Accounts (if any) and the special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily within 48 hours of receipt the following amounts related received or advanced by the Servicer with respect to the Mortgage Loans required by Loans: (i) all scheduled payments of principal; (ii) all scheduled payments of interest, net of the Selling Servicing Fee due to the Servicer; (iii) all Curtailments and Servicing Contracts to be so deposited. Payoffs; (iv) all Insurance Proceeds, Liquidation Proceeds, Excess Liquidation Proceeds and Subsequent Recoveries; and (v) all Assigned Prepayment Premiums; provided, however, that (x) proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such P&I and (y) such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, and if not released to the Mortgagor in accordance with prudent mortgage loan servicing practices, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any the Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's ’s option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the amounts related to the Mortgage Loans required by the Selling and Servicing Contracts to be so deposited. Proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's option, be invested in (i) one or more Eligible Investments which 108 shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the amounts related to the Mortgage Loans required by the Selling and Servicing Contracts to be so deposited. Proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such proceeds (other 84 than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the amounts related to the Mortgage Loans required by the Selling and Servicing Contracts to be so deposited. Proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.;; 66 (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the amounts related to the Mortgage Loans required by the Selling and Servicing Contracts to be so deposited. Proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the 105 applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the amounts related to the Mortgage Loans required by the Selling and Servicing Contracts to be so deposited. Proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature 119 on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the amounts related to the Mortgage Loans required by the Selling and Servicing Contracts to be so deposited. Proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the RatingsRatings (determined in the case of the Insured Certificates, without giving effect to the Certificate Insurance Policy) and which are reasonably acceptable to the Certificate Insurer.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the amounts related to the Mortgage Loans required by the Selling and Servicing Contracts to be so deposited. Proceeds received with respect to individual Mortgage Loans from any title, hazard, 100 or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the amounts related to the Mortgage Loans required by the Selling and Servicing Contracts to be so deposited. Proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms:: 70 (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's ’s supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the following amounts related received or advanced by the Servicer with respect to the Mortgage Loans required by Loans: (i) all scheduled payments of principal; (ii) all scheduled payments of interest, net of the Selling fixed portion of the Servicing Fees due the applicable Servicers; (iii) all Curtailments and Servicing Contracts to be so deposited. Payoffs; and (iv) all Insurance Proceeds, Liquidation Proceeds, Excess Liquidation Proceeds and Subsequent Recoveries; provided, however, that (x) proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such P&I and (y) such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, and if not released to the Mortgagor in accordance with prudent mortgage loan servicing practices, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's ’s Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's ’s Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's ’s Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's ’s Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's ’s option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the amounts related to the Mortgage Loans required by the Selling and Servicing Contracts to be so deposited. Proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.Washington

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established establish and maintained by each Servicer under the Master Servicer's supervision maintain the Custodial Account for P&I, Buydown Fund Accounts (if any) and the special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily within 48 hours of receipt the following amounts related received or advanced by the Servicer with respect to the Mortgage Loans required by Loans: (i) all scheduled payments of principal; (ii) all scheduled payments of interest, net of the Selling Servicing Fee due to the Servicer; (iii) all Curtailments and Servicing Contracts to be so deposited. Payoffs; and (iv) all Insurance Proceeds, Liquidation Proceeds, Excess Liquidation Proceeds and Subsequent Recoveries; provided, however,that (x) proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such P&I and (y) such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, and if not released to the Mortgagor in accordance with prudent mortgage loan servicing practices, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any the Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's ’s option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the amounts related to the Mortgage Loans required by the Selling and Servicing Contracts to be so deposited. Proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's option, be invested in (i) one or more Eligible Investments which 66 shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the following amounts related received or advanced by a Servicer with respect to the Mortgage Loans required by Loans: (i) all scheduled payments of principal; (ii) all scheduled payments of interest, net of the Selling Servicing Fees due the applicable Servicers; (iii) all Curtailments and Servicing Contracts to be so deposited. Payoffs; and (iv) all Insurance Proceeds, Liquidation Proceeds, Excess Liquidation Proceeds and Subsequent Recoveries; provided, however, that (x) proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such P&I and (y) such proceeds (other than proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, and if not released to the Mortgagor in accordance with prudent mortgage loan servicing practices, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities WaMu Asset Acceptance Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities WaMu Asset Acceptance Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities WaMu Asset Acceptance Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities WaMu Asset Acceptance Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities WaMu Asset Acceptance Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities WaMu Asset Acceptance Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.

Custodial Accounts and Buydown Fund Accounts. The Master Servicer shall cause to be established and maintained by each Servicer under the Master Servicer's supervision the Custodial Account for P&I, Buydown Fund Accounts (if any) and special Custodial Account for Reserves and shall deposit or cause to be deposited therein daily the amounts related to the Mortgage Loans required by the Selling and Servicing Contracts to be so deposited. Proceeds received with respect to individual Mortgage Loans from any title, hazard, or FHA insurance policy, VA guaranty, Primary Insurance Policy or other insurance policy (other than any Special Primary Insurance Policy) covering such Mortgage Loans, if required for the restoration or repair of the related Mortgaged Property, may be deposited either in the Custodial Account for Reserves or the Custodial Account for P&I. Such proceeds (other than 105 proceeds from any Special Primary Insurance Policy), if not required for the restoration or repair of the related Mortgaged Property, shall be deposited in the Custodial Account for P&I, and shall be applied to the balances of the related Mortgage Loans as payments of interest and principal. The Master Servicer is hereby authorized to make withdrawals from and to issue drafts against the Custodial Accounts for P&I and the Custodial Accounts for Reserves for the purposes required or permitted by this Agreement. Each Custodial Account for P&I and each Custodial Account for Reserves shall bear a designation clearly showing the respective interests of the applicable Servicer, as trustee, and of the Master Servicer, in substantially one of the following forms: (a) With respect to the Custodial Account for P&I: (i) [Servicer's Name], as agent, trustee and/or bailee of principal and interest custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns, for various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp.; (b) With respect to the Custodial Account for Reserves: (i) [Servicer's Name], as agent, trustee and/or bailee of taxes and insurance custodial account for Washington Mutual Mortgage Securities Corp., its successors and assigns for various mortgagors and/or various owners of interests in Washington Mutual Mortgage Securities Corp. mortgage-backed pools or (ii) [Servicer's Name] in trust for Washington Mutual Mortgage Securities Corp. and various Mortgagors. The Master Servicer hereby undertakes to assure remittance to the Certificate Account of all amounts relating to the Mortgage Loans that have been collected by any Servicer and are due to the Certificate Account pursuant to Section 4.01 of this Agreement. Funds held in the Custodial Account for P&I and the Custodial Account for Reserves may, at the Master Servicer's option, be invested in (i) one or more Eligible Investments which shall in no event mature later than the Business Day prior to the related Withdrawal Date (except if such Eligible Investments are obligations of the Trustee, such Eligible Investments may mature on the Withdrawal Date), or (ii) such other instruments as shall be required to maintain the Ratings.