CASE NUMBER: 08-1010-EL-ATA CASE DESCRIPTION: COLUMBUS SOUTHERN POWER COMPANY AND OHIO POWER COMPANY DOCUMENT SIGNED ON: 4/19/2024 DATE OF SERVICE: ________________________________________ 08/20/2008 In the matter of the application of Columbus Southern Power Company and Ohio Power Company to modify their KWH tax rider consistent with the Ohio Revised Code for PUCO Tariff No. 6.