Air Plan Approval; District of Columbia; Enhanced Vehicle Emission Inspection and Maintenance (I/M) Program Revision and Basic I/M Program Certification for…
Public comments are open until Dec 7, 2026.
The Environmental Protection Agency (EPA) is proposing to approve a State Implementation Plan (SIP) revision submitted by the District of Columbia (DC, or the District). This revision incorporates regulatory updates made to the District's Enhanced motor vehicle emissions inspection and maintenance (I/M) program since the EPA's last SIP approval. The SIP revision also serves to certify that the Dis
Summary from the Federal Register.
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Full history
- Nov 5, 2026
Rule published
Air Plan Approval; District of Columbia; Enhanced Vehicle Emission Inspection and Maintenance (I/M) Program Revision and Basic I/M Program Certification for Moderate Nonattainment Areas Under the 2015 Ozone NAAQS
Environmental Protection Agency
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From the Federal Register. This record was last updated Nov 6, 2026. About our data
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In the source, the title reads: Air Plan Approval; District of Columbia; Enhanced Vehicle Emission Inspection and Maintenance (I/M) Program Revision and Basic I/M Program Certification for Moderate Nonattainment Areas Under the 2015 Ozone NAAQS.
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