Commercial rate guide for Pepco — Washington, D.C. and suburban Maryland (Montgomery County, Prince George's County)
General service (GS) non-demand and demand schedules. GT (general service large) for loads above 250 kW. PJM capacity costs passed through. Demand charges on 30-minute interval peaks.
Rising
6.8% delivery rate increase in DC effective October 2025 approved by DC PSC; 5.5
6.8% delivery rate increase in DC effective October 2025 approved by DC PSC; 5.5% delivery increase in Maryland effective January 2026
Property managers with Pepco accounts frequently encounter these billing challenges:
PJM capacity charge volatility
Different rate structures between DC and MD for same buildings
Standard offer service (SOS) rate changes twice yearly
Demand ratchet provisions on GT schedule
Government building procurement billing complexity
Businesses can choose their energy supplier in this market.
Full electric supply choice in both DC and Maryland. Delivery regulated by Pepco. SOS serves as default supply.
Multi-year rate plan pending before DC PSC; climate solutions surcharge filing pending in Maryland
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