Implementation of the 2015 National Ambient Air Quality Standards (NAAQS) for Ozone: State Implementation Plan (SIP) Requirements
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Rule Summary
The U.S. Environmental Protection Agency (EPA) is establishing a final rule for implementing the revised 2015 ozone NAAQS (the ‘‘2015 ozone NAAQS’’) that were promulgated on October 1, 2015. This rule addresses a range of nonattainment area state implementation plan (SIP) requirements for the 2015 ozone NAAQS.
Rule History
11/07/2018 - Final Nonattainment Area State Implementation Plan Requirements
03/01/2018 - Final Nonattainment Area Classifications Approach
11/17/2016 - Proposed Nonattainment Area Classifications and SIP Requirements Rule
Additional Resources
Fact Sheet and Webinar Information: Final Nonattainment Area State Implementation Plan Requirements
Fact Sheet: Final Nonattainment Area Classifications Approach
Implementation of the Ozone National Ambient Air Quality Standard (NAAQS) Memorandum
Fact Sheet and Webinar Information: Proposed Requirements for Implementing the 2015 Ozone Standards
Related Rules
2015 National Ambient Air Quality Standards (NAAQS) for Ozone
2008 National Ambient Air Quality Standards (NAAQS) for Ozone
2008 Ozone National Ambient Air Quality Standards (NAAQS) Nonattainment Actions
1997 National Ambient Air Quality Standards (NAAQS) for Ozone (revoked)
1997 Ozone National Ambient Air Quality Standards (NAAQS) Nonattainment Actions
Petitions
Ozone National Ambient Air Quality Standards (NAAQS) Section 126 Petitions
Ozone National Ambient Air Quality Standards (NAAQS) Section 176(A) Petitions
Related Guidance
Memorandum: Clean Air Act Section 185 Fee Rates Effective for Calendar Year 2021 (pdf)