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Electric Security Plan - Standard Service Offer (ESP-SSO)

Duke Energy's ESP-SSO several different rate components that address system reliability, environmental compliance, taxes and homeland security costs. The following rate components may appear on your Duke Energy electric bill. The ESP became effective January 1, 2009 and will continue for a three-year period ending December 31, 2011.

  • Generation:  Generation charges are associated with the production of electricity and are applicable to all customers except those customers who receive generation service from a Certified Supplier.
  • Rider TCR (Transmission Cost Rider):  These charges are for the operation, maintenance, and flow management of electricity through Duke Energy’s electric transmission system. Rider TCR is applicable to all customers except those customers who receive generation service from a Certified Supplier. Rider TCR is adjusted semi-annually.
  • Rider FPP (Fuel and Purchased Power Rider): These charges are for Duke Energy’s costs related to fuel, off-system power purchases and emission allowances to provide electric generation to Duke Energy customers. Rider FPP is applicable to all customers except those customers who receive generation service from a Certified Supplier. Rider FPP is adjusted quarterly.
  • Rider AAC (Annually Adjusted Component):  These charges are associated with environmental compliance, taxes and homeland security. Rider AAC is applicable to all customers except those customers who receive generation service from a Certified Supplier.  Rider AAC is adjusted annually.
  • Rider SRT (System Reliability Tracker): Rider SRT charges provide dollar for dollar recovery of the costs incurred by Duke Energy for reserve capacity related to power purchases. Rider SRT may be waived (not paid for) by any commercial, industrial, or other public authority customer who meets all requirements for this waiver. Rider SRT is adjusted quarterly.
  • Rider CD (Capacity Dedication): These charges compensate Duke Energy for committing its low cost generation to serve Ohio customers during the years 2009 through 2011.
  • Rider DRI (Distribution Reliability Investment): These charges are for investments made in Duke Energy’s distribution system during the period 1992 through September 2004.  These investments are being recovered on bills Duke Energy issues to all business customers during the period 2006 through 2010.