Guide Clean Energy Standard (310 CMR 7.75)

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

Current Regulation

310 CMR 7.75: The Clean Energy Standard was finalized in August 2017 and amended in December 2017.

Electricity Sector Regulations Fact Sheet

See 310 CMR 7.00: Air Pollution Control, which includes the current CES regulation.

Key Actions for Current Regulation

Stakeholder Input

In fall 2017, MassDEP and the Executive Office of Energy & Environmental Affairs conducted a review of options for expanding the Clean Energy Standard. The review included publication of a stakeholder discussion document, several stakeholder meetings, and submission of numerous stakeholder comments.

Stakeholder Document: Options for Expanding the Clean Energy Standard 

Stakeholder Meeting Presentation: Options for Amending the CES

Stakeholder Comments: 2016 Energy Diversity Act

Stakeholder Comments: CES-E

Stakeholder Comments: Municipal Utilities

Rulemaking Documents

310 CMR 7.75: The Clean Energy Standard was finalized in August 2017.

Background Document (MS Word)

Electricity Sector Response to Comment

310 CMR 7.75: The Clean Energy Standard was amended in December 2017.

Final Amendments

Technical Support Document

Response to Comments

Public Comments

Reporting Forms

Retail sellers were required to submit the form and associated Excel workbook in Additional Resources below by December 31, 2017.

Additional forms, including the statement of qualifications form for clean generation units, will be developed in 2018.

Additional Resources for Reporting Forms

Supplemental Information


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