Who is in charge of the main sewer in the building?

Legal analysis: 1. If the sewer pipe supervisor (i.e. public sewer pipe) is blocked, the property is responsible, and the owner is responsible for the blockage of household pipes;

2. The public * * * sewer pipe belongs to the public * * * facilities, and if it is blocked, the property shall be responsible for dredging it;

3. If there is any damage, the responsible person shall be responsible for the maintenance. If there is no responsible person, the property management company shall use the public maintenance fund for maintenance.

Legal basis: Article 942 of the Civil Law of People's Republic of China (PRC) stipulates that the property service provider shall, in accordance with the agreement and the nature of the use of the property, properly repair, maintain, clean, afforest and manage some owners in the property service area, maintain the basic order of the property service area, and take reasonable measures to protect the personal and property safety of the owners.

Property service providers shall take timely and reasonable measures to stop acts that violate laws and regulations such as public security, environmental protection and fire protection in the property service area, report to the relevant administrative departments and assist in handling them.