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U.S. Code of Federal Regulations

Regulations most recently checked for updates: Oct 07, 2025

All TitlesTitle 40Chapter IPart 63Subpart GGGGGG - Subpart GGGGGG—National Emission Standards for Hazardous Air Pollutants for Primary Nonferrous Metals Area Sources—Zinc, Cadmium, and Beryllium

APPLICABILITY AND COMPLIANCE DATES
§ 63.11160 - Am I subject to this subpart?
§ 63.11161 - What are my compliance dates?

PRIMARY ZINC PRODUCTION FACILITIES
§ 63.11162 - What are the standards and compliance requirements for existing sources?
§ 63.11163 - What are the standards and compliance requirements for new sources?
§ 63.11164 - What General Provisions apply to primary zinc production facilities?

PRIMARY BERYLLIUM PRODUCTION FACILITIES
§ 63.11165 - What are the standards and compliance requirements for new and existing sources?
§ 63.11166 - What General Provisions apply to primary beryllium production facilities?

OTHER REQUIREMENTS AND INFORMATION
§ 63.11167 - What definitions apply to this subpart?
§ 63.11168 - Who implements and enforces this subpart?
Appendix - Table 1 to Subpart GGGGGG of Part 63—Applicability of General Provisions to Primary Zinc Production Area Sources
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