Regulations last checked for updates: May 07, 2025

Title 40 - Protection of Environment last revised: Apr 07, 2028
§ 52.985 - Visibility protection.

(a) Measures addressing best available retrofit technology (BART) for electric generating unit (EGU) emissions of nitrogen oxides (NOX). The BART requirements for EGU NOX emissions are satisfied by § 52.984.

(b) Other measures addressing BART. The BART requirements for emissions other than EGU NOX emissions are satisfied by the Louisiana Regional Haze SIP approved December 21, 2017.

[82 FR 60543, Dec. 21, 2017]
authority: 42 U.S.C. 7401
cite as: 40 CFR 52.985