Item 6. Exhibits

The following exhibits are filed as part of, or incorporated by reference into, this Quarterly Report.

Exhibits

3.1 Memorandum and Articles of Association (incorporated by reference to Exhibit 99.1 to the current report on Form 6-K furnished September 25, 2023).

22.1 List of Guarantors and Subsidiary Issuers of Guaranteed Securities.

31.1 Certification of Chief Executive Pursuant to Rule 13a-14(a) or Rule 15d-14(a), as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.

31.2 Certification of Chief Financial Officer Pursuant to Rule 13a-14(a) or Rule 15d-14(a), as Adopted Pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.

32.1** Certification of Chief Executive Pursuant to Rule 13a-14(b) or Rule 15d-14(b) and 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 Rule 13a-14(b) or Rule 15d-14(b) and 18 U.S.C. Section 1350, as Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.

95.1 Disclosure of Mine Safety and Health Administration (MSHA) Safety Data.

101 Inline eXtensible Business Reporting Language (XBRL).

104 Cover Page Interactive Data File (formatted in iXBRL in Exhibit 101).

** Furnished herewith.

The total amount of long-term debt of the registrant and its subsidiaries authorized under any one instrument does not exceed 10% of the total assets of CRH plc and its subsidiaries on a consolidated basis. The Company agrees to furnish copies of any such instrument to the SEC upon request.

CRH Form 10-Q 36

Signatures

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

CRH public limited company (Registrant)

/s/ Jim Mintern Jim Mintern Chief Financial Officer and Duly Authorized Officer

May 10, 2024

CRH Form 10-Q 37