1. A. Net Energy Metering. An electric company shall provide net metering of electric service to eligible customer-generators using a meter capable of net energy metering until the rated generating capacity of all eligible customer-generators in the State reaches 1,500 megawatts.
2. B. Maximum Size of Electric Generating System — Net Metering. An electric company may not provide net energy metering to an eligible customer-generator operating an electric generating system that has a rated capacity of more than 2 megawatts.
3. C. Micro Combined Heat and Power Electric Generating System. An electric company may not provide net energy metering to an eligible customer-generator operating a micro combined heat and power electric generating system that has a rated capacity of more than 30 kilowatts.

4. D. Qualifying for Net Energy Metering.

   1. (1) In order to initially qualify for net energy metering:

      1. (a) An eligible customer-generator shall comply with the provisions of COMAR 20.50.09; and
      2. (b) The eligible customer-generator’s proposed electric generating system may not exceed 200 percent of the eligible customer-generator’s baseline annual usage.

   2. (2) Upgraded Electric Generating Systems.

      1. (a) When an eligible customer-generator receiving net energy metering proposes an upgrade to an existing electric generating system, an electric company shall re-evaluate the baseline annual usage to determine whether the electric generating system continues to meet the requirements of §D(1)(b) of this regulation.
      2. (b) If the eligible customer-generator’s upgraded electric generating system does not meet the requirements of §D(1)(b) of this regulation, an electric company may discontinue net energy metering.

Authority: Public Utilities Article, §§2-113, 2-121, 5-101, 5-303, and 7-306, Annotated Code of Maryland

Effective date:

Regulations .01—.04 and Regulations .06—.08 adopted effective September 5, 2011 (38:18 Md. R. 1078)

Regulation .04 amended effective September 16, 2024 (51:18 Md. R. 810)

Regulation .05 adopted effective February 20, 2012 (39:3 Md. R. 260)

Regulation .05 amended effective September 16, 2024 (51:18 Md. R. 810)

Regulation .07B amended effective July 18, 2016 (43:14 Md. R. 780)