Item 6. Exhibits.



2.1			Agreement and Plan of Merger, dated November 20, 2023, by and among Jacobs Solutions Inc., Amazon Holdco Inc., Amentum Parent Holdings LLC and Amentum Joint Venture LP. Filed as Exhibit 2.1 to the Registrant’s Current Report on Form 8-K on November 21, 2023 and incorporated herein by reference.
2.2			Amendment to Agreement and Plan of Merger, dated August 26, 2024, by and among Jacobs Solutions Inc., Amazon Holdco Inc., Amentum Parent Holdings LLC and Amentum Joint Venture LP. Filed as Exhibit 2,5 to the Registrant’s fiscal 2024 Annual Report on Form 10-K and incorporated herein by reference.
2.3*			Implementation Deed, dated as of January 2, 2026, by and among PA Consulting Group Limited, Jacobs UK Holdings Limited, Jacobs Solutions Inc. and the persons set out in Schedule 1 thereto. Filed as Exhibit 2.1 to the Registrant's Current Report on Form 8-K on January 5, 2026 and incorporated herein by reference.
3.1			Restated Certificate of Incorporation of Jacobs Solutions Inc . Filed as Exhibit 3.2 to the Registrant’s Current Report on Form 8-K on February 3, 2025 and incorporated herein by reference.
3.2			Amended and Restated Bylaws of Jacobs Solutions Inc., dated as of July 31, 2025. Filed as Exhibit 3.2 to the Registrant's Quarterly Report on Form 10-Q for the third quarter of fiscal 2025 and incorporated herein by reference.
4.1			Third Supplemental Indenture, dated as of March 3, 2026, among the Company, Jacobs Engineering Group I nc. and U.S. Bank Trust Company, N.A.. Filed as Exhibit 4.2 to the Registrant's Current Report on Form 8-K on March 3, 2026 and incorporated herein by reference .
4.2			Form of the 4.750% Senior Notes due 2031, including the related Guarantee. Filed as part of Exhibit 4.2 to the Registrant's Current Report on Form 8-K on March 3, 2026 and incorporated herein by reference .
4.3			Form of the 5.375% Senior Notes due 2036, including the related Guarantee . Filed as part of Exhibit 4.2 to the Registrant's Current Report on Form 8-K on March 3, 2026 and incorporated herein by reference.
10.1			Credit Agreement, dated as of March 16, 2026, among Jacobs Solutions Inc., Jacobs Engineering Group Inc., certain of its wholly-owned subsidiaries as borrowers from time to time, the lenders party thereto, Bank of America, N.A., as administrative agent. Filed as Exhibit 10.1 to the Registrant's Current Report on Form 8-K on March 17, 2026 and incorporated herein by reference.
10.2			Term Loan Agreement, dated as of March 16, 2026, among Jacobs Solutions Inc., Jacobs Engineering Group Inc., the lenders party thereto, and Bank of America, N.A., as administrative agent. Filed as Exhibit 10.2 to the Registrant's Current Report on Form 8-K on March 17, 2026 and incorporated herein by reference.
10.3#†			Jacobs Solutions Inc. Executive Severance Plan, as amended and restated effective January 30, 2026.
22.1			Subsidiary Issuers of Guaranteed Securities. Filed as Exhibit 22.1 to the Registrant’s Quarterly Report on Form 10-Q for the third quarter of fiscal 2024 and incorporated herein by reference.
31.1†			Certification of Chief Executive Officer pursuant to Rule 13a-14(a) under the Securities Exchange Act of 1934.
31.2†			Certification of Chief Financial Officer pursuant to Rule 13a-14(a) under the Securities Exchange Act of 1934.
32.1†			Certification of Chief Executive Officer pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.
32.2†			Certification of Chief Financial Officer pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.
101			The following financial statements from the Company’s Quarterly Report on Form 10-Q for the quarter ended March 27, 2026, formatted in Inline XBRL: (i) Consolidated Balance Sheets, (ii) Consolidated Statements of Earnings, (iii) Consolidated Statements of Comprehensive Income (Loss), (iv) Consolidated Statements of Stockholders’ Equity, (v) Consolidated Statements of Cash Flows and (vi) Notes to Consolidated Financial Statements, tagged as blocks of text and including detailed tags.
104			The cover page from the Company’s Quarterly Report on Form 10-Q for the quarter ended March 27, 2026 (formatted as Inline XBRL and contained in Exhibit 101).

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† Filed herewith

Portions of this exhibit (indicated by “[***]”) have been omitted as the registrant has determined that (i) the omitted information is not material and (ii) the omitted information is the type that the registrant treats as private or confidential.

Management contract or compensatory plan or arrangement

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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

JACOBS SOLUTIONS INC.


By:			/s/ Venk Nathamuni
			Venk Nathamuni

			Chief Financial Officer
			(Principal Financial Officer)

Date:			May 5, 2026

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Previous: Item 5. Other Information.