When there are six types of emergencies, maintenance funds can be used urgently through simplified procedures. According to Article 34 of the "Beijing Property Management Measures" (Municipal Government Order No. 219), the six emergency situations include: (1) leakage caused by roof waterproofing damage; (2) elevator failure endangering personal safety; (3) Damage to high-rise residential water pumps leads to interruption of water supply; (4) More than one-fifth of the facade on one side of the building is in danger of falling off; (5) Special drainage facilities cause dysfunction due to collapse, blockage, burst, etc., endangering the building. The safety of personal and property; (6) The fire protection system has dysfunction and the fire management department requires the maintenance, update and transformation of fire protection facilities and equipment.