抄録
It assumed that the maintenance engineers and the building managers have to present the quality level of jobs as “commitment” to each client with the contract. The jobs of the maintenance and the management of the building services are classified. The quality levels are set for each job. This report present the tables of such levels. The commitment list can be made choosing the level from this alternatives tables. The jobs for the reliability, handling the degradation and the obsolescence, management of energy, water, waste and the indoor environment, and jobs for the building management are set as the objects.