Updated: March 2026
Commercial rate guide for GMP — Largest electric utility in Vermont serving approximately 75% of the state including Burlington, Montpelier, Rutland, and most rural communities.
Rate 6 (general service) and Rate 63 (large general service) with demand charges above 20 kW. Time-of-use rates available. Net metering credits for solar installations at retail rate.
Rising
4.8% rate increase effective January 2026 approved by Vermont PUC for renewable
4.8% rate increase effective January 2026 approved by Vermont PUC for renewable energy integration and grid modernization
Property managers with GMP accounts frequently encounter these billing challenges:
Net metering credit calculations for commercial solar installations
Demand charges on Rate 63 during winter heating peaks
Rural meter access delays causing estimated billing cycles
Energy efficiency program charges on all commercial accounts
Seasonal rate adjustments for ski resort and tourism properties
The utility is the sole provider in this service territory.
Vermont is a fully regulated electric market. No supply choice available. Green Mountain Power is a vertically integrated utility regulated by the Vermont Public Utility Commission.
Integrated resource plan update with expanded battery storage proposals; electric vehicle rate design proceeding before VT PUC
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