U.S. Code of Federal Regulations

Regulations most recently checked for updates: Jan 21, 2026

All TitlesTitle 40Chapter IPart 63Subpart HHHHHHH - Subpart HHHHHHH—National Emission Standards for Hazardous Air Pollutant Emissions for Polyvinyl Chloride and Copolymers Production

WHAT THIS SUBPART COVERS
§ 63.11860 - What is the purpose of this subpart?
§ 63.11865 - Am I subject to the requirements in this subpart?
§ 63.11870 - What is the affected source of this subpart?
§ 63.11871 - What is the relationship to 40 CFR part 61, subpart F?
§ 63.11872 - What is the relationship to other subparts in this part?
§ 63.11875 - When must I comply with this subpart?

EMISSION LIMITS, OPERATING LIMITS AND WORK PRACTICE STANDARDS
§ 63.11880 - What emission limits, operating limits and standards must I meet?

GENERAL COMPLIANCE REQUIREMENTS
§ 63.11885 - What parts of the General Provisions apply to me?
§ 63.11890 - What are my additional general requirements for complying with this subpart?
§ 63.11895 - How do I assert an affirmative defense for exceedance of emission standard during malfunction?
§ 63.11896 - What am I required to do if I make a process change at my affected source?

TESTING AND COMPLIANCE REQUIREMENTS
§ 63.11900 - By what date must I conduct initial performance testing and monitoring, establish any applicable operating limits and demonstrate initial compliance with my emission limits and work practice standards?
§ 63.11905 - When must I conduct subsequent performance testing and monitoring to demonstrate continuous compliance?
§ 63.11910 - What are my initial and continuous compliance requirements for storage vessels?
§ 63.11915 - What are my compliance requirements for equipment leaks?
§ 63.11920 - What are my initial and continuous compliance requirements for heat exchange systems?
§ 63.11925 - What are my initial and continuous compliance requirements for process vents?
§ 63.11930 - What requirements must I meet for closed vent systems?
§ 63.11935 - What CEMS and CPMS requirements must I meet to demonstrate initial and continuous compliance with the emission standards for process vents?
§ 63.11940 - What continuous monitoring requirements must I meet for control devices required to install CPMS to meet the emission limits for process vents?
§ 63.11945 - What performance testing requirements must I meet for process vents?
§ 63.11950 - What emissions calculations must I use for an emission profile?
§ 63.11955 - What are my initial and continuous compliance requirements for other emission sources?
§ 63.11956 - What are my compliance requirements for ambient monitoring?
§ 63.11960 - What are my initial and continuous compliance requirements for stripped resin?
§ 63.11965 - What are my general compliance requirements for wastewater?
§ 63.11970 - What are my initial compliance requirements for process wastewater?
§ 63.11975 - What are my continuous compliance requirements for process wastewater?
§ 63.11980 - What are the test methods and calculation procedures for process wastewater?

NOTIFICATIONS, REPORTS AND RECORDS
§ 63.11985 - What notifications and reports must I submit and when?
§ 63.11990 - What records must I keep?
§ 63.11995 - In what form and how long must I keep my records?
§ 63.12000 - Who implements and enforces this subpart?

DEFINITIONS
§ 63.12005 - What definitions apply to this subpart?
§§ 63.12006-63.12099 - §[Reserved]
Appendix - Table 1 to Subpart HHHHHHH of Part 63—Emission Limits and Standards for Existing Affected Sources
Appendix - Table 2 to Subpart HHHHHHH of Part 63—Emission Limits and Standards for New Affected Sources
Appendix - Table 3 to Subpart HHHHHHH of Part 63—Summary of Control Requirements for Storage Vessels at New and Existing Sources
Appendix - Table 4 to Subpart HHHHHHH of Part 63—Applicability of the General Provisions to Part 63
Appendix - Table 5 to Subpart HHHHHHH of Part 63—Operating Parameters, Operating Limits and Data Monitoring, Recording and Compliance Frequencies for Process Vents
Appendix - Table 6 to Subpart HHHHHHH of Part 63—Toxic Equivalency Factors
Appendix - Table 7 to Subpart HHHHHHH of Part 63—Calibration and Accuracy Requirements for Continuous Parameter Monitoring Systems
Appendix - Table 8 to Subpart HHHHHHH of Part 63—Methods and Procedures for Conducting Performance Tests for Process Vents
Appendix - Table 9 to Subpart HHHHHHH of Part 63—Procedures for Conducting Sampling of Stripped Resin and Process Wastewater
Appendix - Table 10 to Subpart HHHHHHH of Part 63—HAP Subject to the Resin and Process Wastewater Provisions at New and Existing Sources
Appendix Appendix A - Appendix A to Part 63—Test Methods
Appendix Appendix B - Appendix B to Part 63—Sources Defined for Early Reduction Provisions
Appendix Appendix C - Appendix C to Part 63—Determination of the Fraction Biodegraded (Fbio) in a Biological Treatment Unit
Appendix Appendix D - Appendix D to Part 63—Alternative Validation Procedure for EPA Waste and Wastewater Methods
Appendix Appendix E - Appendix E to Part 63—Monitoring Procedure for Nonthoroughly Mixed Open Biological Treatment Systems at Kraft Pulp Mills Under Unsafe Sampling Conditions
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