---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-068382"
form_type: "8-K"
ticker: null
cik: "0000030371"
company_name: "Duke Energy Carolinas, LLC"
filed_at: "2026-05-29T21:27:44+00:00"
generated_at: "2026-05-29T21:31:20.117062+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Duke Energy Carolinas and Duke Energy Progress Receive Regulatory Approvals for Utility Combination

## Summary
- FERC authorized the combination on January 30, 2026.
- South Carolina PSC voted to approve on April 30, 2026.
- North Carolina UC issued approval order on May 1, 2026.
- Targeted effective date is January 1, 2027.
- Duke Energy Corp will contribute equity in Duke Energy Carolinas to Progress Energy prior to merger.

## SEC filing metadata
- accession: 0001104659-26-068382
- form_type: 8-K
- cik: 0000030371
- company_name: Duke Energy Carolinas, LLC
- filed_at: 2026-05-29T21:27:44+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/30371/000110465926068382/0001104659-26-068382-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/30371/000110465926068382/tm2615850d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-068382
- JSON: https://secwatch.observer/filing/0001104659-26-068382.json
- Plain text: https://secwatch.observer/filing/0001104659-26-068382.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.