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Air Quality Law and Regulations

Notice of Comment Period for Proposed SIP Amendment - Proposed Amendments to District of Columbia’s State Implementation Plan Regarding Motor Vehicle Emissions Budgets
Notice is hereby given that a proposed SIP amendment to update the Distric’s Motor Vehicle Emissions Budgets for the 2008 Ozone NAAQS Maintenance Plan is out for public comment and a hearing has been scheduled. All comments must be submitted and received by 4:00 PM Monday, September 4, 2023 and the hearing is schedule for that evening. Read More>>

clouds in a blue sky Air Pollution Control

The District's main air pollution control law focuses on reducing emissions from a variety of sources, including industrial and commercial buildings, vehicles, and construction. Read More>>


Asbestos AbatementAsbestos Abatement

Asbestos is a material that can be found in buildings and can be harmful to human health. The District’s Asbestos Abatement Program ensures health and safety. Read More>>

a muffler blowing smokeEngine Anti-Idling

Motor vehicles are the largest source of emissions in the District. To reduce these emissions, the District has implemented a law to limit engine idling. Read More>>

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