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Renewable Energy Portfolio Standard

Learn about the Massachusetts Renewable Energy Portfolio Standard, including RPS Class I (formerly RPS), RPS Class II, and related Solar Information & Programs.

Massachusetts' Renewable Energy Portfolio Standard (RPS) was one of the first programs in the nation that required a certain percentage of the state's electricity to come from renewable energy.

What would you like to do?

Top tasks

NEPOOL GIS Registration  Apply to the RPS Class I and Class II Programs 

All other tasks

2022 RPS Class I & II Rulemaking  Solar Information & Programs  Annual Compliance Information for Retail Electric Suppliers 

What you need to know

RPS and APS Program Summaries   Lists of Qualified Generation Units  Statutes, Regulations, and Guidelines  Annual Compliance Reports and Other Publications  

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