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ARTICLE · 17 MARCH 2026

Massachusetts Finalizes Clean Energy Siting And Permitting Rules

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After more than a year of hard work by regulators and stakeholders, Massachusetts has finalized the bulk of the regulations needed to implement the siting and permitting reforms enacted in the 2024 Climate Act.

United StatesEnergy and Natural Resources
Zachary Gerson
Zachary Gerson
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After more than a year of hard work by regulators and stakeholders, Massachusetts has finalized the bulk of the regulations needed to implement the siting and permitting reforms enacted in the 2024 Climate Act. These regulations represent the most significant overhaul of the Commonwealth's energy permitting framework in decades and will change the playing field for developers of clean energy facilities such as solar, wind, and battery storage. But some key pieces are not yet final, and important opportunities to comment remain.

What Just Happened

On February 27, 2026, the Energy Facilities Siting Board (EFSB), Department of Energy Resources (DOER), and Department of Public Utilities (DPU) all published final rules for components of the reforms. Those rules establish the central features of the new consolidated permitting processes for clean energy facilities that were called for by the 2024 Climate Act.

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