Updated: March 2026
Commercial rate guide for DEC — Central and western North Carolina (Charlotte, Greensboro, Asheville) and upstate South Carolina (Greenville, Spartanburg). Serves approximately 2.7 million customers.
General service rate (Schedule G) for small commercial. Optional time-of-use rate (Schedule OPT-G). Large general service (Schedule LGS) with demand charges for accounts above 30 kW. Fuel cost adjustment applied monthly.
Rising
4.9% base rate increase in North Carolina effective January 2026; 5.1% increase
4.9% base rate increase in North Carolina effective January 2026; 5.1% increase in South Carolina effective February 2026
Property managers with DEC accounts frequently encounter these billing challenges:
Fuel cost adjustment charges fluctuating seasonally
Different rate structures between NC and SC service areas
Demand charges on Schedule LGS accounts during summer peaks
Grid improvement rider charges increasing quarterly
The utility is the sole provider in this service territory.
Both North Carolina and South Carolina are fully regulated states. Duke Energy Carolinas operates as a vertically integrated utility.
Carbon plan implementation cost recovery filing pending before North Carolina Utilities Commission
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