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title 40
Protection of Environment
chapter I-i13
CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
part 63
PART 63—NATIONAL EMISSION STANDARDS FOR HAZARDOUS AIR POLLUTANTS FOR SOURCE CATEGORIES (CONTINUED)
subpart QQQQ
Subpart QQQQ—National Emission Standards for Hazardous Air Pollutants: Surface Coating of Wood Building Products
subjgrp 313
Other Requirements and Information
Subjgrp 313. Other Requirements and Information
§ 63.4780 - Who implements and enforces this subpart?
§ 63.4781 - What definitions apply to this subpart?
