Quick search by citation:

42 U.S. Code § 4765 - Review and audit

The Office, the head of the Federal agency concerned, and the Comptroller General of the United States, or any of their duly authorized representatives, shall have access, for the purpose of audit and examination, to any books, documents, papers, and records of a grant recipient that are pertinent to the grant received.

(Pub. L. 91–648, title V, § 505, Jan. 5, 1971, 84 Stat. 1927; 1978 Reorg. Plan No. 2, § 102, eff. Jan. 1, 1979, 43 F.R. 36037, 92 Stat. 3783.)
Executive Documents
Transfer of Functions

Office”, meaning Office of Personnel Management, substituted in text for “Commission”, meaning Civil Service Commission, pursuant to Reorg. Plan No. 2 of 1978, § 102, 43 F.R. 36037, 92 Stat. 3783, set out under section 1101 of Title 5, Government Organization and Employees, which transferred functions vested by statute in Civil Service Commission and Chairman thereof to Director of Office of Personnel Management (except as otherwise specified), effective Jan. 1, 1979, as provided by section 1–102 of Ex. Ord. No. 12107, Dec. 28, 1978, 44 F.R. 1055, set out under section 1101 of Title 5.