Part 61 — National Emission Standards for Hazardous Air Pollutants
Current through Aug 22, 2025
Authority: 42 U.S.C. 7401 et seq.
Source: 38 FR 8826, Apr. 6, 1973, unless otherwise noted.
Sections
- § 61.01 Lists of pollutants and applicability of part 61.
- § 61.02 Definitions.
- § 61.03 Units and abbreviations.
- § 61.04 Address.
- § 61.05 Prohibited activities.
- § 61.06 Determination of construction or modification.
- § 61.07 Application for approval of construction or modification.
- § 61.08 Approval of construction or modification.
- § 61.09 Notification of startup.
- § 61.10 Source reporting and waiver request.
- § 61.11 Waiver of compliance.
- § 61.12 Compliance with standards and maintenance requirements.
- § 61.13 Emission tests and waiver of emission tests.
- § 61.14 Monitoring requirements.
- § 61.15 Modification.
- § 61.16 Availability of information.
- § 61.17 State authority.
- § 61.18 Incorporations by reference.
- § 61.19 Circumvention.
- § 61.20 Designation of facilities.
- § 61.21 Definitions.
- § 61.22 Standard.
- § 61.23 Determining compliance.
- § 61.24 Annual reporting requirements.
- § 61.25 Recordkeeping requirements.
- § 61.26 Exemption from the reporting and testing requirements of 40 CFR 61.10.
- § 61.30 Applicability.
- § 61.31 Definitions.
- § 61.32 Emission standard.
- § 61.33 Stack sampling.
- § 61.34 Air sampling.
- § 61.40 Applicability.
- § 61.41 Definitions.
- § 61.42 Emission standard.
- § 61.43 Emission testing—rocket firing or propellant disposal.
- § 61.44 Stack sampling.
- § 61.50 Applicability.
- § 61.51 Definitions.
- § 61.52 Emission standard.
- § 61.53 Stack sampling.
- § 61.54 Sludge sampling.
- § 61.55 Monitoring of emissions and operations.
- § 61.56 Delegation of authority.
- § 61.60 Applicability.
- § 61.61 Definitions.
- § 61.62 Emission standard for ethylene dichloride plants.
- § 61.63 Emission standard for vinyl chloride plants.
- § 61.64 Emission standard for polyvinyl chloride plants.
- § 61.65 Emission standard for ethylene dichloride, vinyl chloride and polyvinyl chloride plants.
- § 61.66 Equivalent equipment and procedures.
- § 61.67 Emission tests.
- § 61.68 Emission monitoring.
- § 61.69 Initial report.
- § 61.70 Reporting.
- § 61.71 Recordkeeping.
- § 61.90 Designation of facilities.
- § 61.91 Definitions.
- § 61.92 Standard.
- § 61.93 Emission monitoring and test procedures.
- § 61.94 Compliance and reporting.
- § 61.95 Recordkeeping requirements.
- § 61.96 Applications to construct or modify.
- § 61.97 Exemption from the reporting and testing requirements of 40 CFR 61.10.
- § 61.100 Applicability.
- § 61.101 Definitions.
- § 61.102 Standard.
- § 61.103 Determining compliance.
- § 61.104 Reporting requirements.
- § 61.105 Recordkeeping requirements.
- § 61.106 Applications to construct or modify.
- § 61.107 Emission determination.
- § 61.108 Exemption from the reporting and testing requirements of 40 CFR 61.10.
- § 61.110 Applicability and designation of sources.
- § 61.111 Definitions.
- § 61.112 Standards.
- § 61.120 Applicability.
- § 61.121 Definitions.
- § 61.122 Emission standard.
- § 61.123 Emission testing.
- § 61.124 Recordkeeping requirements.
- § 61.125 Test methods and procedures.
- § 61.126 Monitoring of operations.
- § 61.127 Exemption from the reporting and testing requirements of 40 CFR 61.10.
- § 61.130 Applicability, designation of sources, and delegation of authority.
- § 61.131 Definitions.
- § 61.132 Standard: Process vessels, storage tanks, and tar-intercepting sumps.
- § 61.133 Standard: Light-oil sumps.
- § 61.134 Standard: Naphthalene processing, final coolers, and final-cooler cooling towers.
- § 61.135 Standard: Equipment leaks.
- § 61.136 Compliance provisions and alternative means of emission limitation.
- § 61.137 Test methods and procedures.
- § 61.138 Recordkeeping and reporting requirements.
- § 61.139 Provisions for alternative means for process vessels, storage tanks, and tar-intercepting sumps.
- § 61.140 Applicability.
- § 61.141 Definitions.
- § 61.142 Standard for asbestos mills.
- § 61.143 Standard for roadways.
- § 61.144 Standard for manufacturing.
- § 61.145 Standard for demolition and renovation.
- § 61.146 Standard for spraying.
- § 61.147 Standard for fabricating.
- § 61.148 Standard for insulating materials.
- § 61.149 Standard for waste disposal for asbestos mills.
- § 61.150 Standard for waste disposal for manufacturing, fabricating, demolition, renovation, and spraying operations.
- § 61.151 Standard for inactive waste disposal sites for asbestos mills and manufacturing and fabricating operations.
- § 61.152 Air-cleaning.
- § 61.153 Reporting.
- § 61.154 Standard for active waste disposal sites.
- § 61.155 Standard for operations that convert asbestos-containing waste material into nonasbestos (asbestos-free) material.
- § 61.156 Cross-reference to other asbestos regulations.
- § 61.157 Delegation of authority.
- Appendix A to Subpart M of Part 61—Interpretive Rule Governing Roof Removal Operations
- § 61.160 Applicability and designation of source.
- § 61.161 Definitions.
- § 61.162 Emission limits.
- § 61.163 Emission monitoring.
- § 61.164 Test methods and procedures.
- § 61.165 Reporting and recordkeeping requirements.
- § 61.170 Applicability and designation of source.
- § 61.171 Definitions.
- § 61.172 Standard for new and existing sources.
- § 61.173 Compliance provisions.
- § 61.174 Test methods and procedures.
- § 61.175 Monitoring requirements.
- § 61.176 Recordkeeping requirements.
- § 61.177 Reporting requirements.
- § 61.180 Applicability and designation of sources.
- § 61.181 Definitions.
- § 61.182 Standard for new and existing sources.
- § 61.183 Emission monitoring.
- § 61.184 Ambient air monitoring for inorganic arsenic.
- § 61.185 Recordkeeping requirements.
- § 61.186 Reporting requirements.
- § 61.190 Designation of facilities.
- § 61.191 Definitions.
- § 61.192 Standard.
- § 61.193 Exemption from the reporting and testing requirements of 40 CFR 61.10.
- § 61.200 Designation of facilities.
- § 61.201 Definitions.
- § 61.202 Standard.
- § 61.203 Radon monitoring and compliance procedures.
- § 61.204 Distribution and use of phosphogypsum for outdoor agricultural purposes.
- § 61.205 Distribution and use of phosphogypsum for indoor research and development.
- § 61.206 Distribution and use of phosphogypsum for other purposes.
- § 61.207 Radium-226 sampling and measurement procedures.
- § 61.208 Certification requirements.
- § 61.209 Required records.
- § 61.210 Exemption from the reporting and testing requirements of 40 CFR 61.10.
- § 61.220 Designation of facilities.
- § 61.221 Definitions.
- § 61.222 Standard.
- § 61.223 Compliance procedures.
- § 61.224 Recordkeeping requirements.
- § 61.225 Exemption from the reporting and testing requirements of 40 CFR 61.10.
- § 61.226 Reconsideration of rescission and reinstatement of this subpart.
- § 61.240 Applicability and designation of sources.
- § 61.241 Definitions.
- § 61.242-1 Standards: General.
- § 61.242-2 Standards: Pumps.
- § 61.242-3 Standards: Compressors.
- § 61.242-4 Standards: Pressure relief devices in gas/vapor service.
- § 61.242-5 Standards: Sampling connecting systems.
- § 61.242-6 Standards: Open-ended valves or lines.
- § 61.242-7 Standards: Valves.
- § 61.242-8 Standards: Pressure relief services in liquid service and connectors.
- § 61.242-9 Standards: Surge control vessels and bottoms receivers.
- § 61.242-10 Standards: Delay of repair.
- § 61.242-11 Standards: Closed-vent systems and control devices.
- § 61.243-1 Alternative standards for valves in VHAP service—allowable percentage of valves leaking.
- § 61.243-2 Alternative standards for valves in VHAP service—skip period leak detection and repair.
- § 61.244 Alternative means of emission limitation.
- § 61.245 Test methods and procedures.
- § 61.246 Recordkeeping requirements.
- § 61.247 Reporting requirements.
- Table 1 to Subpart V of Part 61—Surge Control Vessels and Bottoms Receivers at Existing Sources
- Table 2 to Subpart V of Part 61—Surge Control Vessels and Bottoms Receivers at New Sources
- § 61.250 Designation of facilities.
- § 61.251 Definitions.
- § 61.252 Standard.
- § 61.253 Determining compliance.
- § 61.254 Annual reporting requirements.
- § 61.255 Recordkeeping requirements.
- § 61.256 Exemption from the reporting and testing requirements of 40 CFR 61.10.
- § 61.270 Applicability and designation of sources.
- § 61.271 Emission standard.
- § 61.272 Compliance provisions.
- § 61.273 Alternative means of emission limitation.
- § 61.274 Initial report.
- § 61.275 Periodic report.
- § 61.276 Recordkeeping.
- § 61.277 Delegation of authority.
- § 61.300 Applicability.
- § 61.301 Definitions.
- § 61.302 Standards.
- § 61.303 Monitoring requirements.
- § 61.304 Test methods and procedures.
- § 61.305 Reporting and recordkeeping.
- § 61.306 Delegation of authority.
- § 61.340 Applicability.
- § 61.341 Definitions.
- § 61.342 Standards: General.
- § 61.343 Standards: Tanks.
- § 61.344 Standards: Surface impoundments.
- § 61.345 Standards: Containers.
- § 61.346 Standards: Individual drain systems.
- § 61.347 Standards: Oil-water separators.
- § 61.348 Standards: Treatment processes.
- § 61.349 Standards: Closed-vent systems and control devices.
- § 61.350 Standards: Delay of repair.
- § 61.351 Alternative standards for tanks.
- § 61.352 Alternative standards for oil-water separators.
- § 61.353 Alternative means of emission limitation.
- § 61.354 Monitoring of operations.
- § 61.355 Test methods, procedures, and compliance provisions.
- § 61.356 Recordkeeping requirements.
- § 61.357 Reporting requirements.
- § 61.358 Delegation of authority.
- § 61.359 [Reserved]
- Appendix B to Part 61—Test Methods
- Appendix C to Part 61—Quality Assurance Procedures
- Appendix D to Part 61—Methods for Estimating Radionuclide Emissions
- Appendix E to Part 61—Compliance Procedures Methods for Determining Compliance With Subpart I