Massachusetts Clean Heat Standard

Learn about and participate in the MassDEP initiative to develop a regulatory standard for reducing greenhouse gas emissions from fossil heating fuels.

Clean Heat Standard Next Steps

A number of state agencies, including MassDEP, are working to ensure there is a robust market for affordable clean heat in Massachusetts. To inform development of a Clean Heat Standard tailored to the needs of Massachusetts residents, MassDEP now plans to phase-in this standard no earlier than 2028. MassDEP appreciates the ongoing participation of our stakeholders as we continue our work to expand access to clean heat and reduce air pollution from our buildings. The following steps will ensure ongoing progress: 

Clean Heat Standard Next Steps

Download the Clean Heat Standard Next Steps

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