Who is responsible for repairing the broken sewer pipe?

Legal analysis: If it is determined that the sewer pipe is broken and belongs to the maintenance of the public part, it should be paid from the public maintenance fund. If not, all owners should go out together, and the property has the obligation to assist in maintenance; If it is your fault, such as throwing debris into the sewer pipe to cause blockage, it should be your fault; If it is the overflow on the 3rd, 4th and 5th floors, it is confirmed that it is caused by the above three households, but it is impossible to determine which household it is, then the above three households should bear the tort liability.

Legal basis: Regulations of People's Republic of China (PRC) Municipality on Property Management.

Fifty-first water supply, power supply, gas supply, heating, communications, cable television and other units shall bear the responsibility for the maintenance and conservation of related pipelines and facilities in the property management area according to law.

Forty-fourth property management area, water supply, power supply, gas supply, heating, communications, cable television and other units shall charge the relevant fees to the end users, property service enterprises entrusted to collect the fees mentioned in the preceding paragraph, shall not charge the owners' service fees and other additional fees.