Current energy mix disclosure label

This document is prepared and periodically updated by the program’s electricity supplier. It provides detail on the energy mix for all program options. Because these documents are updated only periodically, the currently available document may be for an earlier period of time.

Download the current energy mix disclosure label. (PDF)

Approved Aggregation Plan 

To implement the Chelmsford Choice program, the Town had to develop an Aggregation Plan and submit that plan to a state regulatory approval process. The plan was approved by the Massachusetts Department of Public Utilities on 9/29/15.

Download the plan. (PDF)

Electricity Supply Contract

Below is the most recent fully executed electricity supply contract for the Chelmsford Choice program:

November 2023 – November 2025 meter reads – Dynegy (PDF)

Previous electricity supply contracts:

November 2020 – November 2023 meter reads – Constellation NewEnergy (PDF)
(Scroll to the contract amendment at the end for final prices.)
February 2018 – November 2020 meter reads – Public Power LLC (PDF)
February 2016 – February 2018 meter reads – Constellation NewEnergy, Inc. (PDF)

Massachusetts Department of Public Utilities (D.P.U.) Basic Service pricing information

The Massachusetts Department of Public Utilities (D.P.U.) provides a Basic Service Information and Rates web page that includes an explanation of what Basic Service pricing is and what the components of the price are. On this page, you can also download an Excel spreadsheet that includes the current Basic Service prices for all Massachusetts utilities. Go to the page.