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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
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Title 40
Chapter I
Part 63
Subpart YY - Subpart YY—National Emission Standards for Hazardous Air Pollutants for Source Categories: Generic Maximum Achievable Control Technology Standards
§ 63.1100 - Applicability.
§ 63.1101 - Definitions.
§ 63.1102 - Compliance schedule.
§ 63.1103 - Source category-specific applicability, definitions, and requirements.
§ 63.1104 - Process vents from continuous unit operations: applicability assessment procedures and methods.
§ 63.1105 - Transfer racks.
§ 63.1106 - Wastewater provisions.
§ 63.1107 - Equipment leaks.
§ 63.1108 - Compliance with standards and operation and maintenance requirements.
§ 63.1109 - Recordkeeping requirements.
§ 63.1110 - Reporting requirements.
§ 63.1111 - Startup, shutdown, and malfunction.
§ 63.1112 - Extension of compliance, and performance test, monitoring, recordkeeping and reporting waivers and alternatives.
§ 63.1113 - Procedures for approval of alternative means of emission limitation.
§ 63.1114 - Implementation and enforcement.
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