The proposed Clean Energy Standard (CES) would require retail electricity sellers to annually demonstrate the use of clean energy to generate a specified percentage of their electricity sales.

Proposed Regulations 

In December 2016, as part of a package of regulations aimed at Reducing GHG Emissions under Section 3(d) of the Global Warming Solutions Act (GWSA) , MassDEP proposed 310 CMR 7.75: Clean Energy Standard.

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Background Information

MassDEP's current proposal for a Clean Energy Standard is based in part on a proposal from January 2015.

Contact for Assistance

Please contact Will Space (william.space@state.ma.us) if you have questions or need additional information about 310 CMR 7.75: Clean Energy Standard.