Regulations last checked for updates: May 02, 2025

Title 40 - Protection of Environment last revised: Nov 02, 2025
All TitlesTitle 40Chapter IPart 51Subpart A - Subpart A—Air Emissions Reporting Requirements
View all text of Subpart A [§ 51.1 - § 51.50]
§ 51.1 - Who is responsible for actions described in this subpart?

States must inventory emission sources located on nontribal lands and report this information to EPA.

authority: 23 U.S.C. 101; 42 U.S.C. 7401-7671q.
source: 36 FR 22398, Nov. 25, 1971, unless otherwise noted.
cite as: 40 CFR 51.1
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