8-KRegulation FDExhibits & Filings

Duke Energy CORP 8-K Report, Regulation FD Disclosure (Nov 12, 2025)

Filed November 12, 2025For Securities:DUKDUKBDUK-PA

Summary

Duke Energy Carolinas, LLC (DEC), a subsidiary of Duke Energy Corp (DUK), has reached a partial settlement with the Office of Regulatory Staff (ORS) and other intervenors regarding its base rate proceeding filed with the Public Service Commission of South Carolina (PSCSC). This settlement, filed on November 11, 2025, proposes key financial terms, including a return on equity (ROE) of 9.99%, a capital structure of 53% equity and 47% debt, and an overall rate of return of 7.4%. It also establishes a South Carolina retail rate base of $7.9 billion. Investors should note that this settlement is subject to the PSCSC's review and approval, with an evidentiary hearing scheduled for November 13, 2025. The agreement includes provisions for the flow-back of nuclear and other production tax credits to customers. Additionally, the settlement supports DEC's proposed increase in its annual storm reserve funding to $10 million and its proposed annual pension cost rider, which could impact future operational costs and customer rates.

Key Highlights

  • 1Duke Energy Carolinas (DEC) reached a partial settlement in its South Carolina base rate proceeding.
  • 2The proposed settlement includes a return on equity (ROE) of 9.99% and an overall rate of return of 7.4%.
  • 3The South Carolina retail rate base is set at $7.9 billion under the agreement.
  • 4Nuclear and other production tax credits will be flowed back to customers.
  • 5The settlement supports an increase in DEC's annual storm reserve funding to $10 million.
  • 6Support for DEC's proposed annual pension cost rider is also part of the agreement.
  • 7The settlement is subject to Public Service Commission of South Carolina (PSCSC) approval.

Frequently Asked Questions

The partial settlement for Duke Energy Carolinas (DEC) is significant as it addresses key components of its operational and financial framework in South Carolina. The proposed return on equity (9.99%) and overall rate of return (7.4%) directly impact DEC's profitability and revenue generation. The agreed-upon rate base ($7.9 billion) sets the foundation for future earnings. Furthermore, the provisions regarding tax credit flow-backs and the increased storm reserve funding provide clarity on customer cost allocations and operational resilience planning.

The proposed increase in annual storm reserve funding to $10 million suggests a proactive approach by DEC to prepare for and recover costs associated with severe weather events. For investors, this could indicate a commitment to maintaining grid reliability and potentially mitigating the financial impact of storm-related damages. However, it also implies that this increased cost may be reflected in future customer rates.

The PSCSC plays a crucial role as it must review and approve the partial settlement reached between DEC and the ORS. The evidentiary hearing scheduled for November 13, 2025, is where the commission will examine the terms of the agreement. The settlement is not final until it receives the PSCSC's approval, and the commission could potentially modify or reject certain provisions.

The agreement for nuclear and other production tax credit flow-back to customers means that a portion of the tax benefits Duke Energy receives will be passed on to consumers through their bills. For investors, this directly reduces the revenue Duke Energy can retain from these tax credits, potentially lowering overall net income compared to a scenario where all credits were retained by the company.