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Regulations last checked for updates: May 01, 2025
Title 40 - Protection of Environment last revised: Nov 01, 2025
All Titles
Title 40
Chapter I
Part 63
Subpart NN - Subpart NN—National Emission Standards for Hazardous Air Pollutants for Wool Fiberglass Manufacturing at Area Sources
View all text of Subpart NN [§ 63.880 - § 63.899]
§ 63.888 - Startups and shutdowns.
You must meet all applicable startup and shutdown provisions contained in subpart NNN of this part.
authority:
42 U.S.C. 7401
source:
57 FR 61992, Dec. 29, 1992, unless otherwise noted.
cite as:
40 CFR 63.888
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