CFR›Title 23›Chapter I›Part 180 ContainsSection 180.1CorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 PART 180—CREDIT ASSISTANCE FOR SURFACE TRANSPORTATION PROJECTS Sections 180.1 § 180.1 Cross-reference to credit assistance. AuthoritySecs. 1501 et seq., Pub. L. 105-178, 112 Stat. 107, 241, as amended; 23 U.S.C. 181-189 and 315; 49 CFR 1.48.Source64 FR 29750, June 2, 1999, unless otherwise noted. Previous 172 Part 172—Procurement, Management, and Administration of Engineering and Design Related Services Next 190 Part 190—Incentive Payments for Controlling Outdoor Advertising on the Interstate System