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Massachusetts Residents Reap Savings as DPU's 47 Municipal Aggregation Plans Exceed Renewable Goals

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Published on January 20, 2026
Massachusetts Residents Reap Savings as DPU's 47 Municipal Aggregation Plans Exceed Renewable GoalsSource: Wikipedia/Varistor60, CC BY-SA 4.0, via Wikimedia Commons

The Massachusetts Department of Public Utilities (DPU) has proven to be a boon for electric customers through its approval of 47 Municipal Aggregation Plans. Since implementing new guidelines in mid-2024, the DPU's strategy has not only streamlined the approval process but also led to substantial customer savings, as reported by the Massachusetts government.

As for the figures, those in the know will appreciate the difference it makes; participants in the 35 active plans should notice $2.36 to $18.60 knocked off their monthly bills through July 2026, savings that stack up to a pretty penny – estimated at roughly $25 million when compared to standard utility rates, "Our experience to date shows that customers who participate in their city or town’s Plan can save money on their electric bills while taking advantage of the environmental benefits produced by each Plan’s clean energy supply," McDiarmid said in a statement obtained by the Massachusetts government. These savings are tied to current utility rates, and with utilities revising their prices every six months it remains to be seen if the savings will continue post-July 2026.

The effort goes beyond just cost-cutting; it's greening the grid too. Many of the approved plans require clean energy purchases that exceed Massachusetts' Renewable Portfolio Standard, a move that Commissioner Staci Rubin suggests represents reform and empowerment for municipalities seeking cleaner, competitive electricity options, with Rubin affirming, "What’s more, the Plans we recently approved have supplied Massachusetts with more renewable energy, exceeding the state’s Renewable Portfolio Standard for retail energy," as noted by the Massachusetts government.

Review efficiency has improved dramatically, with the DPU now committed to a four-month review period – often delivering decisions in less, empowering municipalities to quickly enact their Aggregation Programs and optimize energy market savings for residents and businesses; this streamlined approach not only lowered enrolled customers’ bills but has equipped more homes and businesses with a higher percentage of clean, renewable energy by purchasing clean energy, in the words of the DPU, with nearly 70% of the state's municipalities now able to offer clean and affordable electricity to their constituents. To remain vigilant, customers looking to switch electricity suppliers should heed warnings about recent scams and stay informed by visiting the DPU’s page, a necessary precaution in these times of progress and potential pitfalls.

Municipal aggregation, a policy enabled since the Electric Industry Restructuring Act of 1997, invites municipalities to procure electricity for their residents and businesses collectively, requiring plans be submitted to the DPU for approval, and the impact of these efforts are evident – with more than half of Massachusetts' residential customers and significant portions of low-income and small commercial customers receiving their power from these programs, according to data from the Massachusetts Department of Energy Resources.