Code of Federal Regulations > Title 23 > Chapter I > Part 635 > Subpart D

Regulations last checked for updates: May 14, 2025

Title 23 - Highways last revised: Jan 01, 1900

§ 635.401 - Purpose.

§ 635.403 - Definitions.

§ 635.405 - Applicability.

§ 635.407 - Use of materials made available by a public agency.

§ 635.409 - Restrictions upon materials.

§ 635.410 - Buy America requirements.

§ 635.411 - Culvert and storm sewer material types.

§ 635.413 - Guaranty and warranty clauses.

§ 635.417 - Convict produced materials.

authority: Sections 1525 and 1303 of Pub. L. 112-141, Sec. 1503 of Pub. L. 109-59, 119 Stat. 1144; 23 U.S.C. 101 (note), 109, 112, 113, 114, 116, 119, 128, and 315; 31 U.S.C. 6505; 42 U.S.C. 3334,4601