Maine Energy regulations & environmental compliance analysis

Maine Energy: What you need to know

Governing Law and Regulations

Renewable energy:

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Renewable energy portfolio standard: 35-A Maine Revised Statutes (MRS) 3210 and Code of Maine Rules (ME Rule) 65-407-311

Wind energy: 35-A MRS 3404

Regulatory Agency

Maine Public Utilities Commission (PUC)

See ADDRESSES & CONTACTS for addresses and telephone numbers.

Comparison: State vs. Federal

· Rules. To date the federal government’s involvement in renewable energy programs has been limited to voluntary programs and providing financial incentives for renewable energy generation. However, Maine state legislation has established a renewable energy portfolio standard.

· Administration and enforcement. Maine’s Public Utilities Commission administers the state’s renewable energy portfolio standard.

State Requirements


Renewable Energy Portfolio Standard

35-A MRS 3210 and ME Rule 65-407-311

Class II renewable energy portfolio standard. Maine has passed Renewable Energy Portfolio statutes that require each electric utility company to demonstrate that at least 30 percent of its supply portfolio for retail electricity is from eligible renewable energy sources. Eligible renewable resources include:

  • Electrical generation that qualifies as a small power production facility under the Federal Energy Regulatory Commission rules, 18 CFR 292, Subpart B, in effect on January 1, 1997; or
  • Electrical generation whose total power production capacity does not exceed 100 megawatts and that relies on one or more of the following:
    • Fuel cells
    • Tidal power
    • Solar arrays and installations
    • Wind power installations
    • Geothermal installations
    • Hydroelectric generators
    • Biomass generators that are fueled by wood or wood waste, landfill gas or anaerobic digestion of agricultural products, by-products, or ...

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