25 Sep 2025

🚗Delaware's New Vehicle Emissions Regulation Impact on Businesses

Air Plan Approval; Delaware; Motor Vehicle Inspection and Maintenance Program Certification

Summary

The Environmental Protection Agency (EPA) is approving a state implementation plan (SIP) revision submitted by the State of Delaware. The SIP revision addresses Clean Air Act (CAA) requirements for the enactment of a Basic vehicle emissions inspection and maintenance (I/M) program for the Delaware portion (i.e., New Castle County) of the Philadelphia-Wilmington-Atlantic City, PA-NJ-MD-DE Nonattainment Area (Philadelphia NAA) for the 2015 8-hour ozone national ambient air quality standards (NAAQS).

Agencies

  • Environmental Protection Agency

Business Impact ?

$$ - Med

The regulation establishes compliance requirements for Delaware's vehicle emissions inspection and maintenance program under the Clean Air Act. Businesses in the automotive industry or those operating fleets within the affected area will need to adapt to these regulations, ensuring their vehicles meet emissions standards.

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