US lawFederal (United States)RegulationsTitle 23 CFR — HighwaysChapter I — FEDERAL HIGHWAY ADMINISTRATION, DEPARTMENT OF TRANSPORTATIONPart 624 — INTERSTATE SYSTEM ACCESS624.123 C.F.R. § 624.1Purpose.Last amended: 2024Year: 2026Length: 20 wordsOfficial source Cite as 23 C.F.R. § 624.1 (2026)To prescribe requirements and procedures for State requests for, and FHWA consideration of, changes in access to the Interstate System.Next23 C.F.R. § 624.3