23 CFR § 810.100 - Purpose.

---
identifier: "/us/cfr/t23/s810.100"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "23 CFR § 810.100 - Purpose."
title_number: 23
title_name: "Highways"
section_number: "810.100"
section_name: "Purpose."
chapter_name: "FEDERAL HIGHWAY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
subchapter_number: "I"
subchapter_name: "PUBLIC TRANSPORTATION"
part_number: "810"
part_name: "MASS TRANSIT AND SPECIAL USE HIGHWAY PROJECTS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "23 U.S.C. 137, 142, 149 and 315; sec. 4 of Pub. L. 97-134, 95 Stat. 1699; secs. 118, 120, and 163 of Pub. L. 97-424, 96 Stat. 2097; 49 CFR 1.48(b) and 1.51(f)."
regulatory_source: "50 FR 33917, Aug. 22, 1985, unless otherwise noted."
cfr_part: "810"
---


# 810.100 Purpose.

The purpose of the regulations in this subpart is to implement 23 U.S.C. 137, 142(a)(1), 142(b), and 149, which authorize various highway public mass transportation improvements and special use highway facilities as Federal-aid highway projects.