Common use of Proposed Effective Date Clause in Contracts

Proposed Effective Date. Non-standard Recordation Fee Arrangement Accepted and Agreed: [NAME OF ASSIGNOR] [NAME OF ASSIGNEE] By: ________________________________ By: ________________________________ Name: Name: Title: Title: 78 ACCEPTED AND CONSENTED ACCEPTED AND CONSENTED TO/BY OSCA, INC. BANK ONE, LOUISIANA, NATIONAL ASSOCIATION By: ________________________________ By: ________________________________ Name: Name: Title: Title: 79 ATTACHMENT TO SCHEDULE 1 TO ASSIGNMENT AGREEMENT ADMINISTRATIVE INFORMATION SHEET Attach Assignor's Administrative Information Sheet, which must include notice addresses for the Assignor and the Assignee (Sample form shown below) ASSIGNOR INFORMATION CONTACT: Name:______________________________________ Telephone No.: ___________ Fax No.:___________________________________ PAYMENT INFORMATION: Name & ABA # of Destination Bank: _____________________________________ Account Name & Number for Wire Transfer:________________________________________ Other Instructions: ____________________________________________________________ ADDRESS FOR NOTICES FOR ASSIGNOR: ______________________________________________ ASSIGNEE INFORMATION CREDIT CONTACT: Name:______________________________________ Telephone No.: ___________ Fax No.:___________________________________ KEY OPERATIONS CONTACTS:

Proposed Effective Date. Non-standard Recordation Fee Arrangement N/A Accepted and Agreed: [NAME OF ASSIGNOR] [NAME OF ASSIGNEE] By: ________________________________ By: ________________________________ Name: Name: ---------------------------- ----------------------- Title: Title: 78 ------------------------- -------------------- ACCEPTED AND CONSENTED ACCEPTED AND CONSENTED TO/BY OSCA, INC. TO BY: BANK ONE, LOUISIANATEXAS, NATIONAL ASSOCIATION N.A. By: ________________________________ By: ________________________________ Name: Name: ---------------------------- Title: Title: 79 ATTACHMENT TO ------------------------- Attachment to SCHEDULE 1 TO to ASSIGNMENT AGREEMENT ADMINISTRATIVE INFORMATION SHEET Attach Assignor's Administrative Information Sheet, which must include notice addresses for the Assignor and the Assignee (Sample form shown below) ASSIGNOR INFORMATION CONTACT: Name:______________________________________ : Telephone No.: ___________ ----------------------------- ------------------------ Fax No.:___________________________________ : Telex No.: ----------------------------- --------------------------- Answerback: --------------------------- PAYMENT INFORMATION: Name & ABA # of Destination Bank: _____________________________________ --------------------------------------------- --------------------------------------------- Account Name & Number for Wire Transfer:________________________________________ : ------------------------------------- ------------------------------------- Other Instructions: ____________________________________________________________ ----------------------------------------------------------- ------------------------------------------------------------------------------ ADDRESS FOR NOTICES FOR ASSIGNOR: ______________________________________________ ---------------------------------------------- ---------------------------------------------- ---------------------------------------------- ASSIGNEE INFORMATION CREDIT CONTACT: Name:______________________________________ : Telephone No.: ___________ ----------------------------- ------------------------ Fax No.:___________________________________ : Telex No.: ----------------------------- --------------------------- Answerback: --------------------------- KEY OPERATIONS CONTACTS:

Proposed Effective Date. Non-standard Recordation Fee Assignor/Assignee Arrangement to pay 100% of fee Accepted and Agreed: [NAME OF ASSIGNOR] [NAME OF ASSIGNEE] By: ________________________________ By: ________________________________ Name: Name: ------------------------------------------------- ----------------------------------- Title: Title: 78 ---------------------------------------------- ------------------------------- ACCEPTED AND CONSENTED TO BY ACCEPTED AND CONSENTED TO/TO BY OSCA, INC. BANK ONE, LOUISIANA, NATIONAL ASSOCIATION [NAME OF BORROWER] [NAME OF AGENT] By: ________________________________ By: ________________________________ Name: Name: ------------------------------------------------- ---------------------------------- Title: Title: 79 ---------------------------------------------- -------------------------------- * Insert specific facility names per Credit Agreement ** Percentage taken to 10 decimal places ATTACHMENT TO SCHEDULE 1 TO ASSIGNMENT AGREEMENT ADMINISTRATIVE INFORMATION SHEET Attach Assignor's Administrative Information Sheet, which must include notice addresses for the Assignor and the Assignee (Sample form shown below) ASSIGNOR INFORMATION CONTACT: Name:______________________________________ : Telephone No.: ___________ ------------------------------------ -------------------- Fax No.:___________________________________ : Telex No.: -------------------------------- ------------------------- Answerback: ------------------------ PAYMENT INFORMATION: Name & ABA # of Destination Bank: _____________________________________ --------------------------------------------- Account Name & Number for Wire Transfer:________________________________________ : ------------------------------------- Other Instructions: ____________________________________________________________ ----------------------------------------------------------- ADDRESS FOR NOTICES FOR ASSIGNOR: ______________________________________________ -------------------------------- ASSIGNEE INFORMATION CREDIT CONTACT: Name:______________________________________ : Telephone No.: ___________ ------------------------------------------------ --------------------- Fax No.:___________________________________ : Telex No.: -------------------------------------------- ------------------------- Answerback: ------------------------- KEY OPERATIONS CONTACTS:

Proposed Effective Date. Non-standard Recordation Fee Arrangement N/A*** [Assignor/Assignee to pay 100% of fee] [Fee waived by Administrative Agent] Accepted and Agreed: [NAME OF ASSIGNOR] [NAME OF ASSIGNEE] By: :______________________ By:_____________________ Title____________________ Title:___________________ ACCEPTED AND CONSENTED TO**** SOUTHWESTERN ENERGY COMPANY By:_______________________________ Title:____________________________ ** Percentage taken to 10 decimal places *** If fee is split 50-50, pick N/A as option **** Delete if not required by Credit Agreement ACCEPTED AND CONSENTED TO BY BANK ONE, NA, as Administrative Agent By: _:_______________________________ Name: Name: Title: Title: 78 :____________________________ ACCEPTED AND CONSENTED ACCEPTED AND CONSENTED TO/TO BY OSCABANK OF AMERICA, INC. BANK ONEN.A., LOUISIANA, NATIONAL ASSOCIATION as Syndication Agent By: _:_______________________________ By: ____Title:____________________________ Name: Name: Title: Title: 79 ATTACHMENT TO Attachment to SCHEDULE 1 TO to ASSIGNMENT AGREEMENT ADMINISTRATIVE INFORMATION SHEET Attach Assignor's Administrative Information Sheet, which must include notice addresses for the Assignor and the Assignee (Sample form shown below) ASSIGNOR INFORMATION CONTACTContact: Name:______________________________________ Telephone No.: :__________________________ Fax No.:___________________________________ PAYMENT INFORMATION: Name & ABA # of Destination Bank: Telex No.:______________________________ Answerback:_____________________________ Payment Information: Name & ABA # of Destination Bank: ______________________ Account Name & Number for Wire Transfer:_______________________________________ __ Other Instructions: ______________________________________________________________________________ ADDRESS FOR NOTICES FOR ASSIGNOR: Other Instructions:____________________________________________________________ Address for Notices for Assignor:______________________________________________ ASSIGNEE INFORMATION CREDIT CONTACTCredit Contact: Name:______________________________________ Telephone No.: :__________________________ Fax No.:__________________________ Telex No.:______________________________ KEY OPERATIONS CONTACTSAnswerback:_____________________________ Key Operations Contacts: