Common use of ABBREVIATIONS AND DEFINITIONS Clause in Contracts

ABBREVIATIONS AND DEFINITIONS. Customary abbreviations may be used in the name of a Holder or an assignee, such as: TEN COM (= tenants in common), TEN ENT (= tenants by the entireties), JT TEN (= joint tenants with right of survivorship and not as tenants in common), CUST (= Custodian), and U/G/M/A (= Uniform Gifts to Minors Act). The Issuer will furnish to any Holder upon written request and without charge a copy of the Indenture. Request may be made to: Halliburton Company 0000 Xxxxx Xxx Xxxxxxx Parkway East Houston, Texas 77032 Telephone: (000) 000-0000 Attention: General Counsel SCHEDULE I5 The initial aggregate principal amount of Securities evidenced by the Certificate to which this Schedule is attached is $____________. The notations on the following table evidence decreases and increases in the aggregate principal amount of Securities evidenced by such Certificate. 5 To be included in any Global Note. To assign this Security, fill in the form below: (I) or (we) assign and transfer this Security to (Insert assignee’s social security or tax I.D. number) (Print or type assignee’s name, address and zip code) and irrevocably appoint __________________________________________ as agent to transfer this Security on the books of the Issuer. The agent may substitute another to act for him. Date: Your Signature: (Sign exactly as your name appears on the face of this Security) Signature Guarantee: This assignment relates to $_____ principal amount of 4.50% Senior Notes due 2041 of Halliburton Company held in6 ______ book-entry or ______ definitive form by _____________________ (the “Transferor”). The Transferor has requested the Trustee by written order to exchange or register the transfer of a Note or Notes. [INSERT NAME OF TRANSFEROR] By: Name: Title: Address: Date: _______________

ABBREVIATIONS AND DEFINITIONS. Customary abbreviations may be used in the name of a Holder or an assignee, such as: TEN COM (= tenants in common), TEN ENT (= tenants by the entireties), JT TEN (= joint tenants with right of survivorship and not as tenants in common), CUST (= Custodian), and U/G/M/A (= Uniform Gifts to Minors Act). The Issuer will furnish to any Holder upon written request and without charge a copy of the Indenture. Request may be made to: Halliburton Company 0000 Xxxxx Xxx Xxxxxxx Parkway East Houston, Texas 77032 Telephone: (000) 000-0000 Attention: General Counsel SCHEDULE I5 I2 The initial aggregate principal amount of Securities evidenced by the Certificate to which this Schedule is attached is $____________. The notations on the following table evidence decreases and increases in the aggregate principal amount of Securities evidenced by such Certificate. 5 2 To be included in any Global Note. To assign this Security, fill in the form below: (I) or (we) assign and transfer this Security to (Insert assignee’s social security or tax I.D. number) (Print or type assignee’s name, address and zip code) and irrevocably appoint __________________________________________ as agent to transfer this Security on the books of the Issuer. The agent may substitute another to act for him. Date: Your Signature: (Sign exactly as your name appears on the face of this Security) Signature Guarantee: This assignment relates to $_____ principal amount of 4.503.25% Senior Notes due 2041 2021 of Halliburton Company held in6 in3 ______ book-entry or ______ definitive form by _____________________ (the “Transferor”). The Transferor has requested the Trustee by written order to exchange or register the transfer of a Note or Notes. [INSERT NAME OF TRANSFEROR] By: Name: Title: Address: Date: _______________

ABBREVIATIONS AND DEFINITIONS. Customary abbreviations may be used in the name of a Holder or an assignee, such as: TEN COM (= tenants in common), TEN ENT (= tenants by the entireties), JT TEN (= joint tenants with right of survivorship and not as tenants in common), CUST (= Custodian), and U/G/M/A (= Uniform Gifts to Minors Act). The Issuer will furnish to any Holder upon written request and without charge a copy of the Indenture. Request may be made to: Halliburton Company 0000 3000 Xxxxx Xxx Xxxxxxx Parkway East Houston, Texas 77032 Telephone: (000) 000-0000 Attention: General Counsel SCHEDULE I5 The initial aggregate principal amount of Securities evidenced by the Certificate to which this Schedule is attached is $____________$ . The notations on the following table evidence decreases and increases in the aggregate principal amount of Securities evidenced by such Certificate. 5 Decrease in Principal Amount of Securities Increase in Principal Amount of Securities Principal Amount of Securities Remaining After Such Decrease or Increase Notation by Security Registrar 8 To be included in any Global Note. To assign this Security, fill in the form below: (I) or (we) assign and transfer this Security to (Insert assignee’s social security or tax I.D. number) (Print or type assignee’s name, address and zip code) and irrevocably appoint appoint___________________________________________________________________________________ as agent to transfer this Security on the books of the Issuer. The agent may substitute another to act for him. Date: Your Signature: (Sign exactly as your name appears on the face of this Security) Signature Guarantee: (Participant in a Recognized Signature Guaranty Medallion Program) This assignment relates to $______ principal amount of 4.503.800% Senior Notes due 2041 2025 of Halliburton Company held in6 in9______ book-entry or ______ definitive form by _______by______________ (the “"Transferor”"). The Transferor has requested the Trustee by written order to exchange or register the transfer of a Note or Notes. _________________________________________ [INSERT NAME OF TRANSFEROR] By: Name: Title: Address: Date: _______________9 Fill in blank or check appropriate box, as applicable. [Global Note] [Certificated Note] THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITARY OR A NOMINEE OF A DEPOSITARY. THIS SECURITY IS EXCHANGEABLE FOR SECURITIES REGISTERED IN THE NAME OF A PERSON OTHER THAN THE DEPOSITARY OR ITS NOMINEE ONLY IN THE LIMITED CIRCUMSTANCES DESCRIBED IN THE INDENTURE AND MAY NOT BE TRANSFERRED EXCEPT AS A WHOLE BY THE DEPOSITARY TO A NOMINEE OF THE DEPOSITARY OR BY A NOMINEE OF THE DEPOSITARY TO THE DEPOSITARY OR ANOTHER NOMINEE OF THE DEPOSITARY. THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITARY OR A NOMINEE OF A DEPOSITARY. THIS SECURITY IS EXCHANGEABLE FOR SECURITIES REGISTERED IN THE NAME OF A PERSON OTHER THAN THE DEPOSITARY OR ITS NOMINEE ONLY IN THE LIMITED CIRCUMSTANCES DESCRIBED IN THE INDENTURE AND MAY NOT BE TRANSFERRED EXCEPT AS A WHOLE BY THE DEPOSITARY TO A NOMINEE OF THE DEPOSITARY OR BY A NOMINEE OF THE DEPOSITARY TO THE DEPOSITARY OR ANOTHER NOMINEE OF THE DEPOSITARY. UNLESS THIS CERTIFICATE IS PRESENTED BY AN AUTHORIZED REPRESENTATIVE OF THE DEPOSITORY TRUST COMPANY, A NEW YORK CORPORATION ("DTC"), NEW YORK, NEW YORK, TO HALLIBURTON COMPANY OR ITS AGENT FOR REGISTRATION OF TRANSFER, EXCHANGE OR PAYMENT, AND ANY CERTIFICATE ISSUED IS REGISTERED IN THE NAME OF CEDE & CO. OR IN SUCH OTHER NAME AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC (AND ANY PAYMENT IS MADE TO CEDE & CO. OR TO SUCH OTHER ENTITY AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC), ANY TRANSFER, PLEDGE, OR OTHER USE HEREOF FOR VALUE OR OTHERWISE BY OR TO ANY PERSON IS WRONGFUL INASMUCH AS THE REGISTERED OWNER HEREOF, CEDE & CO., HAS AN INTEREST HEREIN. TRANSFERS OF THIS GLOBAL SECURITY SHALL BE LIMITED TO TRANSFERS IN WHOLE, BUT NOT IN PART, TO DTC, TO NOMINEES OF DTC OR TO A SUCCESSOR THEREOF OR SUCH SUCCESSOR'S NOMINEE AND TRANSFERS OF PORTIONS OF THIS GLOBAL SECURITY SHALL BE LIMITED TO TRANSFERS MADE IN ACCORDANCE WITH THE RESTRICTIONS SET FORTH IN THE INDENTURE REFERRED TO ON THE REVERSE HEREOF. No. CUSIP No. 406216 BJ9 Halliburton Company, a Delaware corporation (the "Issuer"), for value received promises to pay to Cede & Co., or registered assigns, the principal sum of Dollars[, or such greater or lesser amount as indicated on Schedule I hereto,]10 on November 15, 2035. Interest Payment Dates: May 15 and November 15

ABBREVIATIONS AND DEFINITIONS. Customary abbreviations may be used in the name of a Holder or an assignee, such as: TEN COM (= tenants in common), TEN ENT (= tenants by the entireties), JT TEN (= joint tenants with right of survivorship and not as tenants in common), CUST (= Custodian), and U/G/M/A (= Uniform Gifts to Minors Act). The Issuer will furnish to any Holder upon written request and without charge a copy of the Indenture. Request may be made to: Halliburton Company 0000 3000 Xxxxx Xxx Xxxxxxx Parkway East Houston, Texas 77032 Telephone: (000) 000-0000 Attention: General Counsel SCHEDULE I5 The initial aggregate principal amount of Securities evidenced by the Certificate to which this Schedule is attached is $____________$ . The notations on the following table evidence decreases and increases in the aggregate principal amount of Securities evidenced by such Certificate. Decrease in Principal Amount of Securities Increase in Principal Amount of Securities Principal Amount of Securities Remaining After Such Decrease or Increase Notation by Security Registrar 5 To be included in any Global Note. To assign this Security, fill in the form below: (I) or (we) assign and transfer this Security to (Insert assignee’s social security or tax I.D. number) (Print or type assignee’s name, address and zip code) and irrevocably appoint appoint_____________________________________________________________________________________ as agent to transfer this Security on the books of the Issuer. The agent may substitute another to act for him. Date: Your Signature: (Sign exactly as your name appears on the face of this Security) Signature Guarantee: (Participant in a Recognized Signature Guaranty Medallion Program) This assignment relates to $______ principal amount of 4.503.375% Senior Notes due 2041 2022 of Halliburton Company held in6 in6______ book-entry or ______ definitive form by _______by______________ (the “"Transferor”"). The Transferor has requested the Trustee by written order to exchange or register the transfer of a Note or Notes. _________________________________________ [INSERT NAME OF TRANSFEROR] By: Name: Title: Address: Date: _______________6 Fill in blank or check appropriate box, as applicable. [Global Note] [Certificated Note] THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITARY OR A NOMINEE OF A DEPOSITARY. THIS SECURITY IS EXCHANGEABLE FOR SECURITIES REGISTERED IN THE NAME OF A PERSON OTHER THAN THE DEPOSITARY OR ITS NOMINEE ONLY IN THE LIMITED CIRCUMSTANCES DESCRIBED IN THE INDENTURE AND MAY NOT BE TRANSFERRED EXCEPT AS A WHOLE BY THE DEPOSITARY TO A NOMINEE OF THE DEPOSITARY OR BY A NOMINEE OF THE DEPOSITARY TO THE DEPOSITARY OR ANOTHER NOMINEE OF THE DEPOSITARY. THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITARY OR A NOMINEE OF A DEPOSITARY. THIS SECURITY IS EXCHANGEABLE FOR SECURITIES REGISTERED IN THE NAME OF A PERSON OTHER THAN THE DEPOSITARY OR ITS NOMINEE ONLY IN THE LIMITED CIRCUMSTANCES DESCRIBED IN THE INDENTURE AND MAY NOT BE TRANSFERRED EXCEPT AS A WHOLE BY THE DEPOSITARY TO A NOMINEE OF THE DEPOSITARY OR BY A NOMINEE OF THE DEPOSITARY TO THE DEPOSITARY OR ANOTHER NOMINEE OF THE DEPOSITARY. UNLESS THIS CERTIFICATE IS PRESENTED BY AN AUTHORIZED REPRESENTATIVE OF THE DEPOSITORY TRUST COMPANY, A NEW YORK CORPORATION ("DTC"), NEW YORK, NEW YORK, TO HALLIBURTON COMPANY OR ITS AGENT FOR REGISTRATION OF TRANSFER, EXCHANGE OR PAYMENT, AND ANY CERTIFICATE ISSUED IS REGISTERED IN THE NAME OF CEDE & CO. OR IN SUCH OTHER NAME AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC (AND ANY PAYMENT IS MADE TO CEDE & CO. OR TO SUCH OTHER ENTITY AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC), ANY TRANSFER, PLEDGE, OR OTHER USE HEREOF FOR VALUE OR OTHERWISE BY OR TO ANY PERSON IS WRONGFUL INASMUCH AS THE REGISTERED OWNER HEREOF, CEDE & CO., HAS AN INTEREST HEREIN. TRANSFERS OF THIS GLOBAL SECURITY SHALL BE LIMITED TO TRANSFERS IN WHOLE, BUT NOT IN PART, TO DTC, TO NOMINEES OF DTC OR TO A SUCCESSOR THEREOF OR SUCH SUCCESSOR'S NOMINEE AND TRANSFERS OF PORTIONS OF THIS GLOBAL SECURITY SHALL BE LIMITED TO TRANSFERS MADE IN ACCORDANCE WITH THE RESTRICTIONS SET FORTH IN THE INDENTURE REFERRED TO ON THE REVERSE HEREOF. No. CUSIP No. 406216 BG5 Halliburton Company, a Delaware corporation (the "Issuer"), for value received promises to pay to Cede & Co., or registered assigns, the principal sum of Dollars[, or such greater or lesser amount as indicated on Schedule I hereto,]7 on November 15, 2025. Interest Payment Dates: May 15 and November 15 Record Dates: May 1 and November 1 Reference is hereby made to the further provisions of this Security set forth on the reverse hereof, which further provisions shall for all purposes have the same effect as if set forth at this place.

ABBREVIATIONS AND DEFINITIONS. Customary abbreviations may be used in the name of a Holder or an assignee, such as: TEN COM (= tenants in common), TEN ENT (= tenants by the entireties), JT TEN (= joint tenants with right of survivorship and not as tenants in common), CUST (= Custodian), and U/G/M/A (= Uniform Gifts to Minors Act). The Issuer will furnish to any Holder upon written request and without charge a copy of the Indenture. Request may be made to: Halliburton Company Freescale Semiconductor, Inc. 0000 Xxxxx Xxx Xxxxxxx Parkway East HoustonXxxxxx Drive TX30/OE09 Austin, Texas 77032 78735 Telephone: (000) 000-0000 Attention: General Counsel SCHEDULE I5 Treasurer The initial aggregate principal amount of Securities evidenced by the Certificate to which this Schedule is attached is $____________$ . The notations on the following table evidence decreases and increases in the aggregate principal amount of Securities evidenced by such Certificate. 5 To be included in any Global Note. To assign this Security, fill in the form below: (I) or (we) assign and transfer this Security to (Insert assignee’s social security or tax I.D. number) (Print or type assignee’s name, address and zip code) ____________________________ and irrevocably appoint ________________________________________________________________________________________ as agent to transfer this Security on the books of the Issuer. The agent may substitute another to act for him. Date: Your Signature: (Sign exactly as your name appears on the face of this Security) Signature Guarantee: This assignment relates to $_____ $ principal amount of 4.50% Floating Rate Senior Notes due 2041 2009 of Halliburton Company Freescale Semiconductor, Inc. held in6 ______ in 5 book-entry or ______ 5 definitive form by _____________________ (the “Transferor”). The Transferor has requested the Trustee by written order to exchange or register the transfer of a Note or Notes. In connection with such request and in respect of each such Note, the Transferor does hereby certify that the Transferor is familiar with the Indenture, as supplemented, relating to the above-captioned Notes and that the transfer of this Note does not require registration under the Securities Act (as defined below) because:5 ¨ Such Note is being acquired for the Transferor’s own account without transfer. ¨ Such Note is being transferred to the Issuer. ¨ Such Note is being transferred pursuant to a registration statement that has been declared effective under the Securities Act of 1933, as amended (the “Securities Act”). ¨ Such Note is being transferred to a “qualified institutional buyer” (as defined in Rule 144A under the Securities Act), in accordance with Rule 144A under the Securities Act. 5 Fill in blank or check appropriate box, as applicable. ¨ Such Note is being transferred pursuant to an exemption from registration in accordance with Rule 904 of Regulation S under the Securities Act, based upon an opinion of counsel if the Issuer or the Trustee so requests, together with a certification in substantially the form of attached to the Indenture. ¨ Such Note is being transferred to an institutional accredited investor (as defined in Rule 501(a)(1), (2), (3) or (7) under the Securities Act), that has furnished to the Trustee a signed letter containing certain representations and agreements as required by the Indenture. ¨ Such Note is being transferred pursuant to another available exemption under the Securities Act. [INSERT NAME OF TRANSFEROR] By: Name: Title: Address: Date: _______________If you want to elect to have this Security purchased by the Issuer pursuant to Section 4.13 or 4.16 of the Original Indenture, check the appropriate box below: If you want to elect to have only part of the Security purchased by the Issuer pursuant to Section 4.13 or Section 4.16 of the Original Indenture, state the amount you elect to have purchased: Date: Your Signature: Tax Identification No.: Signature Guarantee*: * Participant in a recognized Signature Guarantee Medallion Program (or other signature guarantor acceptable to the Trustee). [Date] Deutsche Bank Trust Company Americas, as Trustee Re: Floating Rate Senior Notes due 2009 Dear Sir or Madam: Reference is hereby made to the Indenture dated as of July 21, 2004, as amended and supplemented by the First Supplemental Indenture thereto, and as amended and supplemented from time to time thereafter (the “Indenture”) between Freescale Semiconductor, Inc., as issuer, and Deutsche Bank Trust Company Americas, as Trustee. Capitalized terms used but not defined herein shall have the meanings given them in the Indenture. This letter relates to $ aggregate principal amount of Notes which are held in the name of [name of transferor] (the “Transferor”) to effect the transfer of such Notes in exchange for an equivalent beneficial interest in the Rule 144A Securities. In connection with such request, and with respect to such Notes, the Transferor does hereby certify that such Notes are being transferred in accordance with (i) the transfer restrictions set forth in the Notes and (ii) Rule 144A under the United States Securities Act of 1933, as amended (“Rule 144A”), to a transferee that the Transferor reasonably believes is purchasing the Notes for its own account or an account with respect to which the transferee exercises sole investment discretion, and the transferee, as well as any such account, is a “qualified institutional buyer” within the meaning of Rule 144A, in a transaction meeting the requirements of Rule 144A and in accordance with applicable securities laws of any state of the United States or any other jurisdiction. You and the issuer are entitled to rely upon this letter and are irrevocably authorized to produce this letter or a copy hereof to any interested party in any administrative or legal proceedings or official inquiry with respect to the matters covered hereby. Very truly yours, [Name of Transferor] By: Authorized Signature Signature Medallion Guaranteed [Date] Deutsche Bank Trust Company Americas, as Trustee Re: Floating Rate Senior Notes due 2009 of Freescale Semiconductor, Inc. (the “Notes) Dear Sir or Madam: Reference is hereby made to the Indenture dated as of July 21, 2004, as amended and supplemented by the First Supplemental Indenture thereto, and as amended and supplemented from time to time thereafter (the “Indenture”) between Freescale Semiconductor, Inc., as issuer, and Deutsche Bank Trust Company Americas, as Trustee. Capitalized terms used but not defined herein shall have the meanings given them in the Indenture. In connection with our proposed sale of $ aggregate principal amount of the Notes, we confirm that such sale has been effected pursuant to and in accordance with Regulation S under the United States Securities Act of 1933, as amended (the “Securities Act”), and, accordingly, we represent that: (a) the offer of the Notes was not made to a person in the United States; (b) either (i) at the time the buy order was originated, the transferee was outside the United States or we and any person acting on our behalf reasonably believed that the transferee was outside the United States or (ii) the transaction was executed in, on or through the facilities of a designated off-shore securities market and neither we nor any person acting on our behalf knows that the transaction has been pre-arranged with a buyer in the United States; (c) no directed selling efforts have been made in the United States in contravention of the requirements of Rule 903(b) or Rule 904(b) of Regulation S, as applicable; (d) the transaction is not part of a plan or scheme to evade the registration requirements of the Securities Act; and (e) we are the beneficial owner of the principal amount of Notes being transferred. In addition, if the sale is made during a restricted period and the provisions of Rule 903(c)(3) or Rule 904(c)(1) of Regulation S are applicable thereto, we confirm that such sale has been made in accordance with the applicable provisions of Rule 903(c)(3) or Rule 904(c)(1), as the case may be. You and the issuer are entitled to rely upon this letter and are irrevocably authorized to produce this letter or a copy hereof to any interested party in any administrative or legal proceedings or official inquiry with respect to the matters covered hereby. Terms used in this certificate have the meanings set forth in Regulation S. Very truly yours, [Name of Transferor] By: Authorized Signature Signature Medallion Guaranteed [Date] Freescale Semiconductor, Inc. c/o Deutsche Bank Trust Company Americas 00 Xxxx Xxxxxx Xxx Xxxx, XX 00000 Attention: Xxxxx Xxxxxxx Ladies and Gentlemen: This certificate is delivered to request a transfer of $ principal amount of the Floating Rate Senior Notes due 2009 of Freescale Semiconductor, Inc. (the “Company”). Upon transfer, the Notes would be registered in the name of the new beneficial owner as follows: Name: Address: Taxpayer ID Number: The undersigned represents and warrants to you that: 1. We are an institutional accredited investor (as defined in Rule 501(a)(1), (2), (3) or (7) under the Securities Act of 1933, as amended (the “Securities Act”)) purchasing for our own account or for the account of such an institutional accredited investor at least $250,000 principal amount of the Notes, and we are acquiring the Notes not with a view to, or for offer or sale in connection with, any distribution in violation of the Securities Act. We have such knowledge and experience in financial and business matters as to be capable of evaluating the merits and risk of our investment in the Notes and we invest in or purchase securities similar to the Notes in the normal course of our business. We and any accounts for which we are acting are each able to bear the economic risk of our or its investment. 2. We understand that the Notes have not been registered under the Securities Act and, unless so registered, may not be sold except as permitted in the following sentence. We agree on our own behalf and on behalf of any investor account for which we are purchasing Notes to offer, sell or otherwise transfer such Notes prior to the date that is two years after the later of the date of original issue and the last date on which the Company or any affiliate of the Company was the owner of such Notes (or any predecessor thereto) (the “Resale Restriction Termination Date”) only (a) to the Company, (b) pursuant to a registration statement which has been declared effective under the Securities Act, (c) in a transaction complying with

ABBREVIATIONS AND DEFINITIONS. Customary abbreviations may be used in the name of a Holder or an assignee, such as: TEN COM (= tenants in common), TEN ENT (= tenants by the entireties), JT TEN (= joint tenants with right of survivorship and not as tenants in common), CUST (= Custodian), and U/G/M/A (= Uniform Gifts to Minors Act). The Issuer will furnish to any Holder upon written request and without charge a copy of the Indenture. Request may be made to: Halliburton Company 0000 Xxxxx Xxx Xxxxxxx Parkway East XxXxxxxx, Suite 2400 Houston, Texas 77032 77010 Telephone: (000) 000-0000 Attention: General Counsel SCHEDULE I5 A The initial aggregate principal amount of Securities evidenced by the Certificate to which this Schedule is attached is $____________. The notations on the following table evidence decreases and increases in the aggregate principal amount of Securities evidenced by such Certificate. 5 To be included Principal Amount of Securities Remaining Decrease in any Global Note. Principal Amount Increase in Principal After Such Decrease or Notation by of Securities Amount of Securities Increase Security Registrar ---------------------------- --------------------- ---------------------- ------------------ ASSIGNMENT FORM To assign this Security, fill in the form below: (I) or (we) assign and transfer this Security to ___________________________________________ ________________________________________________________________________________ (Insert assignee’s 's social security or tax I.D. number) ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ (Print or type assignee’s 's name, address and zip code) and irrevocably appoint appoint_________________________________________________________ as agent to transfer this Security on the books of the Issuer. The agent may substitute another to act for him. Date: Your Signature: (Sign exactly as your name appears on the face of this Security) Signature Guarantee: This assignment relates to $_____ principal amount of 4.50% Senior Notes due 2041 of Halliburton Company held in6 ______ book-entry or ______ definitive form by _____________________ (the “Transferor”). The Transferor has requested the Trustee by written order to exchange or register the transfer of a Note or Notes. [INSERT NAME OF TRANSFEROR] By: Name: Title: Address: Date: _______________.

ABBREVIATIONS AND DEFINITIONS. Customary abbreviations may be used in the name of a Holder or an assignee, such as: TEN COM (= tenants in common), TEN ENT (= tenants by the entireties), JT TEN (= joint tenants with right of survivorship and not as tenants in common), CUST (= Custodian), and U/G/M/A (= Uniform Gifts to Minors Act). The Issuer will furnish to any Holder upon written request and without charge a copy of the Indenture. Request may be made to: Halliburton Company 0000 X-0 Xxxxxxxxxxxxxx Xxxxxxxxxxx 000 Xxxxx Xxxxxx, 00xx Xxxxx Xxx Xxxxxxx Parkway East HoustonXxxx, Texas 77032 Xxx Xxxx 00000 Attention: Secretary Telephone: (000) 000-0000 Attention: General Counsel SCHEDULE I5 I2 The initial aggregate principal amount of Securities evidenced by the Certificate to which this Schedule is attached is $____________. The notations on the following table evidence decreases and increases in the aggregate principal amount of Securities evidenced by such Certificate. 5 Decrease in Principal Increase in Principal After Such Decrease or Notation by Amount of Securities Amount of Securities Increase Security Xxxxxxxxx 0 To be included in any Global Note. To assign this Security, fill in the form below: (I) or (we) assign and transfer this Security to (Insert assignee’s social security or tax I.D. number) (Print or type assignee’s name, address and zip code) and irrevocably appoint __________________________________________ as agent to transfer this Security on the books of the Issuer. The agent may substitute another to act for him. Date: Your Signature: (Sign exactly as your name appears on the face of this Security) Signature Guarantee: This assignment relates to $_____ principal amount of 4.503.95% Senior Notes due 2041 2016 of Halliburton Company L-3 Communications Corporation held in6 in3 ______ book-entry or ______ definitive form by _____________________ (the “Transferor”). The Transferor has requested the Trustee by written order to exchange or register the transfer of a Note or Notes. [INSERT NAME OF TRANSFEROR] By: Name: Title: Address: Date: _______________:

ABBREVIATIONS AND DEFINITIONS. Customary abbreviations may be used in the name of a Holder or an assignee, such as: TEN COM (= tenants in common), TEN ENT (= tenants by the entireties), JT TEN (= joint tenants with right of survivorship and not as tenants in common), CUST (= Custodian), and U/G/M/A (= Uniform Gifts to Minors Act). The Issuer will furnish to any Holder upon written request and without charge a copy of the Indenture. Request may be made to: Halliburton Company 0000 3000 Xxxxx Xxx Xxxxxxx Parkway East Houston, Texas 77032 Telephone: (000) 000-0000 Attention: General Counsel SCHEDULE I5 The initial aggregate principal amount of Securities evidenced by the Certificate to which this Schedule is attached is $____________$ . The notations on the following table evidence decreases and increases in the aggregate principal amount of Securities evidenced by such Certificate. 5 Decrease in Principal Amount of Securities Increase in Principal Amount of Securities Principal Amount of Securities Remaining After Such Decrease or Increase Notation by Security Registrar 2 To be included in any Global Note. To assign this Security, fill in the form below: (I) or (we) assign and transfer this Security to (Insert assignee’s social security or tax I.D. number) (Print or type assignee’s name, address and zip code) and irrevocably appoint appoint_____________________________________________________________________________________ as agent to transfer this Security on the books of the Issuer. The agent may substitute another to act for him. Date: Your Signature: (Sign exactly as your name appears on the face of this Security) Signature Guarantee: (Participant in a Recognized Signature Guaranty Medallion Program) This assignment relates to $______ principal amount of 4.502.700% Senior Notes due 2041 2020 of Halliburton Company held in6 in3______ book-entry or ______ definitive form by _______by______________ (the “"Transferor”"). The Transferor has requested the Trustee by written order to exchange or register the transfer of a Note or Notes. _________________________________________ [INSERT NAME OF TRANSFEROR] By: Name: Title: Address: Date: _______________3 Fill in blank or check appropriate box, as applicable. [Global Note] [Certificated Note] THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITARY OR A NOMINEE OF A DEPOSITARY. THIS SECURITY IS EXCHANGEABLE FOR SECURITIES REGISTERED IN THE NAME OF A PERSON OTHER THAN THE DEPOSITARY OR ITS NOMINEE ONLY IN THE LIMITED CIRCUMSTANCES DESCRIBED IN THE INDENTURE AND MAY NOT BE TRANSFERRED EXCEPT AS A WHOLE BY THE DEPOSITARY TO A NOMINEE OF THE DEPOSITARY OR BY A NOMINEE OF THE DEPOSITARY TO THE DEPOSITARY OR ANOTHER NOMINEE OF THE DEPOSITARY. THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITARY OR A NOMINEE OF A DEPOSITARY. THIS SECURITY IS EXCHANGEABLE FOR SECURITIES REGISTERED IN THE NAME OF A PERSON OTHER THAN THE DEPOSITARY OR ITS NOMINEE ONLY IN THE LIMITED CIRCUMSTANCES DESCRIBED IN THE INDENTURE AND MAY NOT BE TRANSFERRED EXCEPT AS A WHOLE BY THE DEPOSITARY TO A NOMINEE OF THE DEPOSITARY OR BY A NOMINEE OF THE DEPOSITARY TO THE DEPOSITARY OR ANOTHER NOMINEE OF THE DEPOSITARY. UNLESS THIS CERTIFICATE IS PRESENTED BY AN AUTHORIZED REPRESENTATIVE OF THE DEPOSITORY TRUST COMPANY, A NEW YORK CORPORATION ("DTC"), NEW YORK, NEW YORK, TO HALLIBURTON COMPANY OR ITS AGENT FOR REGISTRATION OF TRANSFER, EXCHANGE OR PAYMENT, AND ANY CERTIFICATE ISSUED IS REGISTERED IN THE NAME OF CEDE & CO. OR IN SUCH OTHER NAME AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC (AND ANY PAYMENT IS MADE TO CEDE & CO. OR TO SUCH OTHER ENTITY AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC), ANY TRANSFER, PLEDGE, OR OTHER USE HEREOF FOR VALUE OR OTHERWISE BY OR TO ANY PERSON IS WRONGFUL INASMUCH AS THE REGISTERED OWNER HEREOF, CEDE & CO., HAS AN INTEREST HEREIN. TRANSFERS OF THIS GLOBAL SECURITY SHALL BE LIMITED TO TRANSFERS IN WHOLE, BUT NOT IN PART, TO DTC, TO NOMINEES OF DTC OR TO A SUCCESSOR THEREOF OR SUCH SUCCESSOR'S NOMINEE AND TRANSFERS OF PORTIONS OF THIS GLOBAL SECURITY SHALL BE LIMITED TO TRANSFERS MADE IN ACCORDANCE WITH THE RESTRICTIONS SET FORTH IN THE INDENTURE REFERRED TO ON THE REVERSE HEREOF. No. CUSIP No. 406216 BH3 Halliburton Company, a Delaware corporation (the "Issuer"), for value received promises to pay to Cede & Co., or registered assigns, the principal sum of Dollars[, or such greater or lesser amount as indicated on Schedule I hereto,]4 on November 15, 2022. Interest Payment Dates: May 15 and November 15 Record Dates: May 1 and November 1 Reference is hereby made to the further provisions of this Security set forth on the reverse hereof, which further provisions shall for all purposes have the same effect as if set forth at this place.

ABBREVIATIONS AND DEFINITIONS. Customary abbreviations may be used in the name of a Holder or an assignee, such as: TEN COM (= tenants in common), TEN ENT (= tenants by the entireties), JT TEN (= joint tenants with right of survivorship and not as tenants in common), CUST (= Custodian), and U/G/M/A (= Uniform Gifts to Minors Act). The Issuer will furnish to any Holder upon written request and without charge a copy of the Indenture. Request may be made to: Halliburton Company 0000 3000 Xxxxx Xxx Xxxxxxx Parkway East Houston, Texas 77032 Telephone: (000) 000-0000 Attention: General Counsel SCHEDULE I5 I11 The initial aggregate principal amount of Securities evidenced by the Certificate to which this Schedule is attached is $____________$ . The notations on the following table evidence decreases and increases in the aggregate principal amount of Securities evidenced by such Certificate. 5 Decrease in Principal Amount of Securities Increase in Principal Amount of Securities Principal Amount of Securities Remaining After Such Decrease or Increase Notation by Security Registrar 11 To be included in any Global Note. To assign this Security, fill in the form below: (I) or (we) assign and transfer this Security to (Insert assignee’s social security or tax I.D. number) (Print or type assignee’s name, address and zip code) and irrevocably appoint appoint__________________________________________________________________________________ as agent to transfer this Security on the books of the Issuer. The agent may substitute another to act for him. Date: Your Signature: (Sign exactly as your name appears on the face of this Security) Signature Guarantee: (Participant in a Recognized Signature Guaranty Medallion Program) This assignment relates to $______ principal amount of 4.504.850% Senior Notes due 2041 2035 of Halliburton Company held in6 in12______ book-entry or ______ definitive form by _______by______________ (the “"Transferor”"). The Transferor has requested the Trustee by written order to exchange or register the transfer of a Note or Notes. _________________________________________ [INSERT NAME OF TRANSFEROR] By: Name: Title: Address: Date: _______________12 Fill in blank or check appropriate box, as applicable. [Global Note] [Certificated Note] THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITARY OR A NOMINEE OF A DEPOSITARY. THIS SECURITY IS EXCHANGEABLE FOR SECURITIES REGISTERED IN THE NAME OF A PERSON OTHER THAN THE DEPOSITARY OR ITS NOMINEE ONLY IN THE LIMITED CIRCUMSTANCES DESCRIBED IN THE INDENTURE AND MAY NOT BE TRANSFERRED EXCEPT AS A WHOLE BY THE DEPOSITARY TO A NOMINEE OF THE DEPOSITARY OR BY A NOMINEE OF THE DEPOSITARY TO THE DEPOSITARY OR ANOTHER NOMINEE OF THE DEPOSITARY. THIS SECURITY IS A GLOBAL SECURITY WITHIN THE MEANING OF THE INDENTURE HEREINAFTER REFERRED TO AND IS REGISTERED IN THE NAME OF A DEPOSITARY OR A NOMINEE OF A DEPOSITARY. THIS SECURITY IS EXCHANGEABLE FOR SECURITIES REGISTERED IN THE NAME OF A PERSON OTHER THAN THE DEPOSITARY OR ITS NOMINEE ONLY IN THE LIMITED CIRCUMSTANCES DESCRIBED IN THE INDENTURE AND MAY NOT BE TRANSFERRED EXCEPT AS A WHOLE BY THE DEPOSITARY TO A NOMINEE OF THE DEPOSITARY OR BY A NOMINEE OF THE DEPOSITARY TO THE DEPOSITARY OR ANOTHER NOMINEE OF THE DEPOSITARY. UNLESS THIS CERTIFICATE IS PRESENTED BY AN AUTHORIZED REPRESENTATIVE OF THE DEPOSITORY TRUST COMPANY, A NEW YORK CORPORATION ("DTC"), NEW YORK, NEW YORK, TO HALLIBURTON COMPANY OR ITS AGENT FOR REGISTRATION OF TRANSFER, EXCHANGE OR PAYMENT, AND ANY CERTIFICATE ISSUED IS REGISTERED IN THE NAME OF CEDE & CO. OR IN SUCH OTHER NAME AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC (AND ANY PAYMENT IS MADE TO CEDE & CO. OR TO SUCH OTHER ENTITY AS IS REQUESTED BY AN AUTHORIZED REPRESENTATIVE OF DTC), ANY TRANSFER, PLEDGE, OR OTHER USE HEREOF FOR VALUE OR OTHERWISE BY OR TO ANY PERSON IS WRONGFUL INASMUCH AS THE REGISTERED OWNER HEREOF, CEDE & CO., HAS AN INTEREST HEREIN. TRANSFERS OF THIS GLOBAL SECURITY SHALL BE LIMITED TO TRANSFERS IN WHOLE, BUT NOT IN PART, TO DTC, TO NOMINEES OF DTC OR TO A SUCCESSOR THEREOF OR SUCH SUCCESSOR'S NOMINEE AND TRANSFERS OF PORTIONS OF THIS GLOBAL SECURITY SHALL BE LIMITED TO TRANSFERS MADE IN ACCORDANCE WITH THE RESTRICTIONS SET FORTH IN THE INDENTURE REFERRED TO ON THE REVERSE HEREOF. No. CUSIP No. 406216 BK6 Halliburton Company, a Delaware corporation (the "Issuer"), for value received promises to pay to Cede & Co., or registered assigns, the principal sum of Dollars[, or such greater or lesser amount as indicated on Schedule I hereto,]13 on November 15, 2045. Interest Payment Dates: May 15 and November 15 Record Dates: May 1 and November 1 Reference is hereby made to the further provisions of this Security set forth on the reverse hereof, which further provisions shall for all purposes have the same effect as if set forth at this place.

ABBREVIATIONS AND DEFINITIONS. Customary abbreviations may be used in the name of a Holder or an assignee, such as: TEN COM (= tenants in common), TEN ENT (= tenants by the entireties), JT TEN (= joint tenants with right of survivorship and not as tenants in common), CUST (= Custodian), and U/G/M/A (= Uniform Gifts to Minors Act). The Issuer will furnish to any Holder upon written request and without charge a copy of the Indenture. Request may be made to: Halliburton Company 0000 XxXxxxxx, Xxxxx Xxx Xxxxxxx Parkway East Houston0000 Xxxxxxx, Texas 77032 Xxxxx 00000 Telephone: (000) 000-0000 Attention: General Counsel SCHEDULE I5 A The initial aggregate principal amount of Securities evidenced by the Certificate to which this Schedule is attached is $____________. The notations on the following table evidence decreases and increases in the aggregate principal amount of Securities evidenced by such Certificate. 5 To be included Principal Amount of Securities Remaining Decrease in any Global Note. Principal Amount Increase in Principal After Such Decrease or Notation by of Securities Amount of Securities Increase Security Registrar ---------------------------- --------------------- ---------------------- ------------------ ASSIGNMENT FORM To assign this Security, fill in the form below: (I) or (we) assign and transfer this Security to ___________________________________________ ________________________________________________________________________________ (Insert assignee’s 's social security or tax I.D. number) ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ (Print or type assignee’s 's name, address and zip code) and irrevocably appoint ________________________________________________________ as agent to transfer this Security on the books of the Issuer. The agent may substitute another to act for him. Date: Your Signature: (Sign exactly as your name appears on the face of this Security) Signature Guarantee: This assignment relates to $_____ principal amount of 4.50% Senior Notes due 2041 of Halliburton Company held in6 ______ book-entry or ______ definitive form by _____________________ (the “Transferor”). The Transferor has requested the Trustee by written order to exchange or register the transfer of a Note or Notes. [INSERT NAME OF TRANSFEROR] By: Name: Title: Address: Date: _______________.