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To net meter, you must be a customer of a regulated electric company (Eversource, National Grid or Unitil). In addition, your generating facility:
Your net metering facility may be any type of generating resource if it smaller than 60 kilowatts (kW). G.L. c. 164, § 138; 220 C.M.R. § 18.00. If your net metering facility uses wind, solar, or anaerobic digestion, it must be:
The net metering and SREC programs are separate. If a solar facility meets the requirements of both programs, the facility would generate net metering credits and SRECs. For more information on the SREC program, contact the Department of Energy Resources. For more information on the net metering program, contact the Department of Public Utilities.
If you have a competitive electric supplier (CES) you may receive net metering services. However, please keep these rules in mind:
The net metering credit will be based on the electric company’s basic service charge (not the supply charge of the CES). For example, if the electric company is charging 7 cents per kilowatt hour for basic service, but you are paying the CES 6 cents per kilowatt hour for its supply, the net metering credit component is still 7 cents.
You cannot own a net metering facility or be a net metering customer with the regulated electric companies if you are: