Diesel Fuel, Vehicles & Pollution

Learn about the health and environmental effects of exhaust from diesel vehicles, what MassDEP is doing to reduce diesel emissions, and how you can help.

Asbestos & Construction/Demolition Notifications

Asbestos information, including forms and instructions for notifying MassDEP and the Division of Occupational Safety (DOS) about asbestos abatement, construction and demolition projects.

Greenhouse Gases & Climate Change

Climate change is a shift in long-term weather patterns influenced by fossil fuel combustion and other activities that increase atmospheric concentrations of greenhouse gases.

Massachusetts Electric Vehicle Incentive Program (MassEVIP)

This program provides incentives to municipalities and employers for the acquisition of electric vehicles (EVs) and the installation of charging stations at reduced cost.

Massachusetts Greenhouse Gas Emissions Reporting Program

Reporting of greenhouse gas emissions provides data that is important for developing emission reduction targets and plans, and for measuring progress toward goals.

Massachusetts Low Emission Vehicle (LEV) Program

All new passenger vehicles sold and registered in Massachusetts need to meet California emission standards.

Massachusetts Rideshare Program

Base year, update, summary of commute data and related forms and instructions for business and institutions that are subject to annual reporting requirements under the Massachusetts Rideshare Regulation.

Massachusetts Vehicle Check

The state motor vehicle emissions testing and safety inspection program.

MassCleanDiesel Program

This program provides incentives to help school districts, as well as truck and equipment owner/operators, retrofit or re-power older vehicles to reduce diesel emissions.

Municipal Waste Combustors

There are seven waste-to-energy incinerators in Massachusetts. Learn about their role in the state's solid waste management system and impacts on the environment.

Power Plant Emission Control Plans

Facilities that have submitted plans demonstrating how they will use pollution control technologies to reduce emissions of specific air pollutants.

Regulation of Nuisance Conditions

Nuisance conditions - including noise, odor, dust and smoke - are generally addressed by municipal fire and/or health departments.

School Bus Idling Reduction

MassDEP is working with school districts across Massachusetts to promote practical and effective actions for reducing our children's exposure to diesel pollutants.

Stage II Vapor Recovery

Notification and certification forms and instructions for gas station and fleet fueling facility owner/operators and Stage II system testing companies.

State Implementation Plans

MassDEP documents and technical appendices specifying how Massachusetts will meet federal Clean Air Act requirements and standards for specific pollutants.

Stationary Equipment Refrigerants

Learn about state policies aimed at reducing greenhouse gas leaks from commercial refrigeration and air conditioning systems.

Stationary Source Permitting

Information about the Air Plan Application process and Best Available Control Technology (BACT) requirements, including applicability tables, forms, instructions and guidance.

Transportation, Fuels & Air Quality

Motor vehicles, engines and fuels are among the leading contributors to air pollution in Massachusetts.