MassCleanDiesel School Bus Retrofit Program

Equips eligible diesel-powered school buses with emissions control retrofits at no cost to bus owners.
Web page

MassDEP Municipal Sustainability Grants

Provides cities, towns, schools and certain regional government entities with equipment, outreach materials, technical assistance and funding for waste reduction, water conservation, household hazardous waste and mercury diversion, and air quality programs and projects.
Web page

Renewable Energy Tax Incentives

Local & State
Massachusetts Department of Energy Resources web site

Federal Government
Energy Star web site

U.S. Environmental Protection Agency (EPA)

Pollution Prevention Grant Program
EPA web site