Regulations last checked for updates: Feb 06, 2026

Title 40 - Protection of Environment last revised: Dec 22, 2026
§ 49.10888 - Permits to construct.

Permits to construct are required for new major stationary sources and major modifications to existing major stationary sources pursuant to 40 CFR 52.21.

authority: 42 U.S.C. 7401,
source: 63 FR 7271, Feb. 12, 1998, unless otherwise noted.
cite as: 40 CFR 49.10888