Regulations last checked for updates: May 01, 2025

Title 40 - Protection of Environment last revised: Nov 01, 2025
§ 51.914 - What new source review requirements apply for 8-hour ozone nonattainment areas?

The requirements for new source review for the 8-hour ozone standard are located in § 51.165 of this part.

[70 FR 71702, Nov. 29, 2005]
source: 36 FR 22398, Nov. 25, 1971, unless otherwise noted.
cite as: 40 CFR 51.914