Section 18.03 - Net Metering Services(1) Each Distribution Company shall provide services to Customers and Host Customers necessary to permit Net Metering, including those related to interconnection, metering, calculation, and billing of Net Metering Credits, as provided by 220 CMR 18.04 and as specified in a Distribution Company's Net Metering tariff pursuant to 220 CMR 18.09(2) and (3).(2) No Distribution Company may impose a special fee on a Host Customer with a Class I Net Metering Facility, including a New Solar Net Metering Facility, such as backup charges and demand charges, or additional controls or liability insurance, except for a monthly minimum reliability contribution or other fee approved by the Department in a ratemaking proceeding, provided that the facility meets the other requirements of the interconnection tariff, and all relevant safety and power quality standards.(3) Each Distribution Company shall calculate a Net Metering Credit as set forth in 220 CMR 18.04, and not bill a Host Customer for kilowatt-hour usage, for any Billing Period in which the kilowatt-hours generated by a Class I Net Metering Facility, Class II Net Metering Facility, Class III Net Metering Facility, New Solar Net Metering Facility, or Small Hydroelectric Net Metering Facility participating in the Small Hydroelectric Net Metering Program exceed the kilowatt-hour usage of the Host Customer.(4) Each Distribution Company shall bill a Host Customer for net excess consumption for any Billing Period in which the kilowatt-hours consumed by a Host Customer exceed the kilowatt-hours generated by a Class I Net Metering Facility, Class II Net Metering Facility, Class III Net Metering Facility, New Solar Net Metering Facility, or Small Hydroelectric Net Metering Facility participating in the Small Hydroelectric Net Metering Program.Amended by Mass Register Issue 1318, eff. 7/29/2016.Amended by Mass Register Issue 1353, eff. 12/1/2017.Amended by Mass Register Issue 1516, eff. 3/1/2024.