310 CMR 7.00: Air Pollution Control

These regulations establish emission limits, pollution control standards, and permit requirements for a range of facilities and activities. MassDEP implements these rules to prevent and control air pollution where it originates. This ensures abundant clean air for Massachusetts residents, workers and visitors.

Current Regulations

These regulations were last amended in August 2017 (Greenhouse Gas Emissions). MassDEP has proposed additional amendments to these regulations.

310 CMR 7.00: Air Pollution Control (PDF)

Note: This is an unofficial version of Commonwealth regulations and is posted here for the convenience of the public. It is not an official statement of the regulations.

Proposed Amendments & Public Comment

Recently Promulgated Amendments


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