Electric power transmission apparatus for vehicle

An electric power transmission apparatus for a vehicle (10) includes: a radio receiver (11) that is capable of receiving a radio wave of a predetermined frequency transmitted from outside of the vehicle, and that is capable of executing a search operation of searching for the radio wave by shifting reception frequency from a current reception frequency at a predetermined shift speed, and stopping shifting of the reception frequency when a radio wave is received at or above a predetermined receiving intensity; and an on-vehicle device (12) that interrupts transmission of the electric power to a mobile device (1) performed by an electric power transmitter (24) while the radio receiver (11) is executing the search operation.