An electronic maintenance record file system for facilities comprising local monitoring units, installed near the equipment to be maintained, a calculator made available to the maintenance company and connected to the local units using a transmission network to receive and process the information transmitted by the local units. Each local unit includes identification resources of the technician in charge of maintaining the associated equipment; time stamping resources of the start and end of each operation performed by the technician; data input resources of the description of the work performed during the technician' s operation; and storage resources for storing, in the form of an electronic maintenance report file, the description of each operation performed on the associated equipment in relation with the identification information of the technician that performed the operation and the time stamp information of the start and end of the operation.