https://utilityratecalc.com/idaho/ New and coming changes to residential electricity rates in Idaho, from the official tariffs. en-us Mon, 02 Nov 2026 12:00:00 +0000 https://utilityratecalc.com/idaho/idaho-power/Power cost adjustment (Schedule 55): 0.2191¢ per kWh to 0.5392¢ per kWh, from June 1, 2026. Idaho Power, 1 (Residential Service Standard Plan). Source: Schedule 55, Fourth Revised Sheet No. 55-3 (Order No. 37054); old rate from the legislative format in the IPC-E-26-10 application.Mon, 01 Jun 2026 12:00:00 +0000a649e83a1c02c4f2 https://utilityratecalc.com/idaho/idaho-power/Fixed cost adjustment (Schedule 54): −0.0503¢ per kWh to 0.033¢ per kWh, from June 1, 2026. Idaho Power, 1 (Residential Service Standard Plan). Source: Schedule 54, Fifth Revised Sheet No. 54-2 (Order No. 37046); old rate from the legislative format in the IPC-E-26-06 application.Mon, 01 Jun 2026 12:00:00 +0000e4e73ba11baab00c