On May 8, 2026 the Massachusetts Department of Energy Resources (DOER) requested the Department of Public Utilities approve a request for proposals (RFP) to solicit and enter into cost-effective Long-Term Contracts for Energy Storage Systems, pursuant to Chapter 239 of the Acts of 2024 (Section 83E).

The proposed RFP and supporting documents have been posted to the 83E II Documents section of macleanenergy.com.