Laws & Regulations
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Overview of Certification and Compliance for Vehicles and Engines
EPA uses a variety of testing and reporting programs to monitor compliance with emissions regulations.
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Arkansas SIP: Regulation No. 26: Regulations of the Arkansas Operating Permit Program, SIP effective December 10, 2001 (ARd03) to September 22, 2019.
AR SIP: Reg 26, Chap 3. Requirements for a Permit, Applicability
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Arkansas SIP: Reg 19, Appendix B: National Ambient Air Quality Standards, SIP effective April 3, 2015 (ARd18) to November 5, 2018
Reg 19, Appendix B: National Ambient Air Quality Stndards
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Arkansas SIP: Reg 19, Chapter 14, CAIR NOx Ozone Season Trading Program, SIP effective June 16, 2014 (ARd16) and November 6, 2018 (ARd31)
AR SIP: Reg 19, Chap 14, CAIR NOx Ozone Season Trading Program General Provision
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El Vado Dam, U.S. Bureau of Reclamation - NPDES Permit No. NM0031228
El Vado Dam, U.S. Bureau of Reclamation - NPDES Permit No. NM0031228
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PM2.5 Clean Data Policy Clarification Memorandum
Memorandum clarifying language in the preamble of EPA's particulate matter implementation rule as it relates to EPA's Clean Data Policy
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National Guidance Water Quality Standards for Wetlands
This document provides program guidance to States on how to ensure effective application of water quality standards (WQS) to wetlands.
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Links to Hazardous Waste Programs and U.S. State Environmental Agencies
The map shows the states that have been authorized for different monthly generation categories than the federal regulations specify.
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Arkansas SIP: Reg 19, Appendix A: Insignificant Activities List, SIP effective September 23, 2019 (ARd33).
AR SIP: Reg 19, Appendix A: Insignificant Activities List
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Texas SIP: 30 TAC 115.450-115.459: Control Requirements for Surface Coating Processes
Texas SIP: 30 TAC 39.402-39.420
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Texas SIP: 30 TAC 115.160-115.169: Batch Processes
Texas SIP: 30 TAC 115.160-115.169
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Texas SIP: 30 TAC 115.420-115.429: Surface Coating Processes
Texas SIP: 30 TAC 115.420-115.429
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Texas SIP: 30 TAC 115.460-115.469: Industrial Cleaning Solvents
Texas SIP: 30 TAC 115.460-115.469
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Texas SIP: 30 TAC 115.412-115.419: Degreasing Processes
Texas SIP: 30 TAC 115.412-115.419
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New Mexico SIP: Bernalillo County Part 64: Emission Standards for Hazardous, Air Pollutants for Stationary Sources, SIP effective February 28, 2005.
New Mexico SIP: Bernalillo County Part 64
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Arkansas Rule 19, Chapter 6: Upset and Emergency Conditions, SIP effective January 29, 2024 (ARd43)
AR SIP: Reg 19, Chap 6: Upset and Emergency Conditions
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Arkansas Rule 19, Chapter 9: Prevention of Significant Deterioration, SIP effective January 29, 2024 (ARd43)
Current EPA-Approved Regulations in the Arkansas SIP
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Arkansas Rule 19, Chapter 10: Rules for the Control of Volatile Organic Compounds in Pulaski County, SIP effective January 29, 2024 (ARd43)
AR SIP: Reg 19, Chap 10: Regulations for the Control of Volatile Organic Compounds in Pulaski County
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Arkansas Rule 19, Chapter 13: Stage I Vapor Recovery, SIP effective January 29, 2024 (ARd43)
Arkansas Reg 19, Chapter 13: Stage I Vapor Recovery, SIP effective November 6, 2018 (ARd31)
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Arkansas Rule 19, Chapter 11: Major Source Permitting Procedures, SIP effective January 29, 2024 (ARd43)
Current EPA-Approved Regulations in the Arkansas SIP