Which department is complaining about the water cut?

You can complain to the water supply company and power supply company. The other side of the water supply and power supply contract of the community owner is the water supply company and the power supply company, and the landlord has no "enforcement right" to cut off water and electricity.

Legal basis:

property management regulations

Article 1 These Regulations are formulated in order to standardize property management activities, safeguard the legitimate rights and interests of owners and property service enterprises, and improve the living and working environment of the people.

Article 2 The term "property management" as mentioned in these Regulations refers to the activities in which the owner selects a property service enterprise, and the owner and the property service enterprise carry out maintenance, conservation and management of the house, supporting facilities, equipment and related sites in accordance with the provisions of the property service contract, so as to maintain the environmental sanitation and related order in the property management area.

Article 3 The State encourages owners to choose property service enterprises through an open, fair and just market competition mechanism.

Forty-fourth property management area, water supply, power supply, gas supply, heating, communications, cable television and other units should charge the relevant fees to the end users. Where a realty service enterprise accepts the entrustment to collect the fees mentioned in the preceding paragraph, it shall not collect additional fees such as handling fees from the owners.