U.S. Code of Federal Regulations

Regulations most recently checked for updates: Oct 30, 2025

All TitlesTitle 40Chapter IPart 63Subpart DDDDDDD - Subpart DDDDDDD—National Emission Standards for Hazardous Air Pollutants for Area Sources: Prepared Feeds Manufacturing

APPLICABILITY AND COMPLIANCE DATES
§ 63.11619 - Am I subject to this subpart?
§ 63.11620 - What are my compliance dates?

STANDARDS, MONITORING, AND COMPLIANCE REQUIREMENTS
§ 63.11621 - What are the standards for new and existing prepared feeds manufacturing facilities?
§ 63.11622 - What are the monitoring requirements for new and existing sources?
§ 63.11623 - What are the testing requirements?
§ 63.11624 - What are the notification, reporting, and recordkeeping requirements?

OTHER REQUIREMENTS AND INFORMATION
§ 63.11625 - What parts of the General Provisions apply to my facility?
§ 63.11626 - Who implements and enforces this subpart?
§ 63.11627 - What definitions apply to this subpart?
§§ 63.11628-63.11638 - §[Reserved]
Appendix - Table 1 to Subpart DDDDDDD of Part 63—Applicability of General Provisions to Prepared Feeds Manufacturing Area Sources
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