Regulations last checked for updates: May 01, 2025

Title 40 - Protection of Environment last revised: Nov 01, 2025
§ 52.2377 - Review of new sources and modifications.

Regulation 5-501(3) entitled “Default Permits” is disapproved.

[45 FR 10782, Feb. 19, 1980]
cite as: 40 CFR 52.2377