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.

Table of Contents

News & Updates

April 2022

MassDEP proposed amendments to 310 CMR 7.75: Clean Energy Standard that would provide regulated entities with additional certainty on the need to accelerate the schedule for decarbonizing the electricity supply.

The agency accepted public comment on the proposed amendments through June 3, 2022.

July 2021

MassDEP proposed amendments to its greenhouse gas emissions reporting amendments at:

  • 310 CMR 7.71 to improve consistency with federal requirements, reflect the program's transition to a new electronic reporting platform, and remove requirements that are burdensome to facilities; and
  • 310 CMR 7.75 to add a reporting option for municipally-owned electricity sellers and clarify MassDEP authority to require certain reporting be directly to the Massachusetts Department of Energy Resources.

Learn more: 310 CMR 7.71 & 7.75: Proposed Greenhouse Gas Emissions Reporting Amendments

MassDEP accepted public comment on the proposed amendments through August 16, 2021.

Current Regulation

310 CMR 7.75: The Clean Energy Standard was finalized in August 2017 and amended in both December 2017 and July 2020.

See Additional Resources below for 310 CMR 7.00: Air Pollution Control, which includes the current regulation, an archive of past rulemaking and stakeholder input documents, and both a fact sheet and FAQ on the CES.

Additional Resources for Current Regulation

Stakeholder Input

MassDEP is required to complete program reviews of 310 CMR 7.75: Clean Energy Standard and the related 310 CMR 7.74: Reducing CO2 Emissions from Electricity Generating Facilities in 2021.

The agency accepted stakeholder input on the scope of these reviews through May 31, 2021, and has compiled the initial substantive comments it received as of that date. Both documents can be found in Additional Resources below.

Additional Resources for Stakeholder Input

Reporting Forms

To comply with the Clean Energy Standard (CES), a retail seller of electricity must complete and submit the Department of Energy Resources (DOER) annual compliance forms found at the link below.

To qualify as a clean existing generation unit, a retail seller needs to submit the MassDEP Statement of Qualification Application for CES-E Eligible Generators below.

Additional Resources for Reporting Forms

Supplemental Information

See Additional Resources below to learn more about programs and issues related to 310 CMR 7.75: Clean Energy Standard.

Additional Resources for Supplemental Information