Regulations last checked for updates: Feb 10, 2026

Title 23 - Highways last revised: Jan 02, 2026
§ 490.303 - Applicability.

The performance measures in this subpart are applicable to the mainline highways on the Interstate System and on the non-Interstate NHS.

source: 81 FR 13913, Mar. 15, 2016, unless otherwise noted.
cite as: 23 CFR 490.303