Regulations last checked for updates: May 02, 2024

Title 23 - Highways last revised: Jan 18, 2024
§ 490.801 - Purpose.

The purpose of this subpart is to implement the requirements of 23 U.S.C. 150(c)(5)(B) to establish performance measures for State DOTs and the MPOs to use in assessing on-road mobile source emissions.

source: 81 FR 13913, Mar. 15, 2016, unless otherwise noted.
cite as: 23 CFR 490.801