v3.26.1
RATE MATTERS - 2025 Ohio Base Rate Case (Details) - 2025 Ohio Base Rate Case - OHIO POWER COMPANY
$ in Millions
1 Months Ended
May 31, 2026
intervenor
Jan. 31, 2026
USD ($)
May 31, 2025
USD ($)
Public Utilities, General Disclosures [Line Items]      
Requested annual base rate increase (decrease)     $ 97
Requested return on equity   9.84% 10.90%
Requested debt capital structure   49.10% 49.10%
Requested equity capital structure   50.90% 50.90%
Settlement agreement annual increase   $ 11  
Public utilities, net annual revenue settlement of amortization   $ 82  
Public utilities, net annual revenue settlement of amortization period   18 months  
Public utilities, net annual revenue decrease   $ 59  
Public utilities, number of intervenors | intervenor 2