Do you have to go upstairs to change pipes?

Legal analysis: individuals can't change the pipeline without permission. Because underground pipelines belong to public facilities and are owned by all, individuals have no right to modify them privately. If it has been reformed, you can prepare the evidence to sue in court, demand restitution and compensate the corresponding losses.

Legal basis: Civil Code of People's Republic of China (PRC).

Article 273 The owner shall enjoy the rights and undertake the obligations for the part other than the exclusive part of the building. You may not fail to perform your obligations on the grounds of giving up your rights. When the owner transfers the residential and business premises in the building, part of its * * * ownership and * * * management rights are transferred together.

Article 274 Roads within a building division belong to the owner, except those belonging to urban roads. The green space within the building division belongs to the owner, except for urban public green space or express personal green space. Other public places, public facilities and property services within the building division are owned by the owner.