1. The property management company has the responsibility to repair the leakage of domestic sewage pipes, but the maintenance cost shall be borne by the owner.

2. First of all, it is necessary to distinguish whether the leaking pipeline is a public pipeline. If it is a public pipeline, the maintenance cost should be borne by the property management company, and if it is a pipeline used by itself, the maintenance cost during the maintenance period should be borne by the owner. Extended information: property services: from the perspective of legal sources

Legal basis:

People's Republic of China (PRC) Civil Code

Article 707 Where the lease term is more than six months, it shall be in written form. Article 707 Where the parties fail to confirm in writing that the lease term exceeds six months, they shall do so in writing. If the parties fail to determine the lease term in writing, it shall be regarded as an indefinite lease. If the lease term is fixed, it shall be regarded as an indefinite lease.

Article 710 Where the lessee uses the lease item in accordance with the agreed method or the nature of the lease item, thereby causing losses to the lease item, it shall not be liable for compensation.

Article 715 The lessee may, with the consent of the lessor, improve or add the lease item. If the lessee improves or adds other things to the lease item without the consent of the lessor, the lessor may require the lessee to restore the original state or compensate for the losses.