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title 40
Protection of Environment
chapter I-i15
CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
part 63
PART 63—NATIONAL EMISSION STANDARDS FOR HAZARDOUS AIR POLLUTANTS FOR SOURCE CATEGORIES (CONTINUED)
subpart DDDDDD
Subpart DDDDDD—National Emission Standards for Hazardous Air Pollutants for Polyvinyl Chloride and Copolymers Production Area Sources
subjgrp 239
Standards and Compliance Requirements
Subjgrp 239. Standards and Compliance Requirements
§ 63.11142 - What are the standards and compliance requirements for new and existing sources?
