8-KRegulation FDExhibits & Filings

Duke Energy CORP 8-K Report, Regulation FD Disclosure (Jul 17, 2026)

Filed July 17, 2026For Securities:DUKDUKBDUK-PA

Summary

Duke Energy Carolinas, LLC (DEC), a subsidiary of Duke Energy Corporation (DUK), has reached a Comprehensive Revenue Requirement Settlement with the Public Staff – North Carolina Utilities Commission (NCUC) and other intervenors. This settlement resolves key components for DEC's rate adjustment application filed in November 2025, including a stipulated return on equity (ROE) of 9.8% and a retail rate base of approximately $25.7 billion. Of particular interest to investors is the agreement to potentially delay DEC's next base rate case filing until November 1, 2028, contingent on the NCUC approving the deferral of costs for certain new generating assets. This provision could provide greater rate stability for the company in the coming years. The settlement also includes a multi-year rate plan (MYRP) with approximately $3.8 billion in capital and an annual refund mechanism. Furthermore, the intervening parties have agreed to pursue a substantially similar settlement framework for Duke Energy Progress's (DEP) separate rate case, suggesting a coordinated approach to regulatory outcomes in North Carolina.

Key Highlights

  • 1Duke Energy Carolinas (DEC) reached a Comprehensive Revenue Requirement Settlement on July 17, 2026, addressing its rate adjustment and Performance Based Regulation (PBR) application.
  • 2Key settlement terms include a return on equity (ROE) of 9.8% and a retail rate base of approximately $25.7 billion for the historic base case.
  • 3A multi-year rate plan (MYRP) is included, involving approximately $3.8 billion of capital and an annual refund mechanism.
  • 4DEC may defer its next base rate case filing until November 1, 2028, subject to NCUC approval for deferring costs of certain new generating assets.
  • 5The settlement is expected to result in a one-time pre-tax accounting charge of approximately $40 million for DEC in 2026, to be excluded from adjusted earnings.
  • 6Intervening parties have agreed to pursue a similar settlement framework for Duke Energy Progress's (DEP) ongoing rate case.

Frequently Asked Questions

The settlement is expected to result in a one-time pre-tax accounting charge of approximately $40 million for Duke Energy Carolinas (DEC) in 2026. These charges are anticipated to be treated as special items and excluded from adjusted earnings, meaning they should not impact the company's ongoing operational profitability metrics.

The potential to delay DEC's next base rate case filing until November 1, 2028, offers investors a degree of rate stability and predictability. This means that significant rate adjustments, which can impact customer bills and company revenue streams, may be postponed, providing a clearer outlook for earnings over the next few years, provided the condition for deferring costs of new generating assets is met.

The agreement by intervening parties to pursue a substantially similar settlement framework for Duke Energy Progress's (DEP) rate case suggests a coordinated and potentially more predictable regulatory environment for both of Duke Energy's North Carolina utilities. This could streamline future regulatory proceedings and provide greater certainty regarding future revenue requirements for the broader Duke Energy operations in the state.

A return on equity of 9.8%, based on a 53% equity component in the capital structure, is a key metric approved by the regulator that determines the amount of profit the utility is allowed to earn relative to its equity investment. This figure is crucial for understanding the company's authorized profitability and its ability to generate returns for shareholders.