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Duke Energy Carolinas and Duke Energy Progress Rate Case Filings in North Carolina

Duke Energy (DUK) | November 20, 2025

By Wendy Roberts

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Duke Energy Carolinas and Duke Energy Progress filed rate cases with the North Carolina Utilities Commission seeking retail revenue increases.

The filings include Performance Based Regulation mechanisms and a 2-year Multi-Year Rate Plan.

The companies are requesting approval for the proposed rate increases to be effective from January 1, 2027.

Revenue Increase

Overall net retail revenue increase requested by Duke Energy Carolinas and Duke Energy Progress.

Capital Investments

Significant capital projects including energy storage investments and transmission & distribution projects.

Rate of Return

Request for a rate of return of 7.92% based on an ROE of 10.95% for Duke Energy Carolinas.

Storm Reserve

Establishment of a storm reserve with $20 million annual funding for Duke Energy Carolinas.

Production Tax Credit

Details on the utilization and flow-back of Production Tax Credits by Duke Energy Carolinas.

  • The rate case filings reflect the companies' plans to address significant historical plant investments and changes.
  • The proposed rate increases are driven by capital projects, compliance costs, and storm reserve needs.
  • The Performance Based Regulation mechanisms aim to incentivize efficient operations and performance improvements.

The rate case filings by Duke Energy Carolinas and Duke Energy Progress outline their strategies for meeting customer needs while addressing investment requirements and regulatory obligations.