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The upstairs neighbor should be responsible for the repairs, because he had changed the structure of the house.
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Of course, the upstairs residents pay for the repair. You can go to the property first and they will communicate with the housing upstairs.
Upstairs bathroom sewer pipes.
It's hanging on the top of your bathroom, and they pay for repairs, but the construction has to go to your bathroom. >>>More
Whether the leakage of the sewer main is owned by the property or the owner depends on the situation: the leakage of the public main should be repaired by the property; The internal plumbing of the upstairs residents should be repaired by the upstairs residents; Maintenance, wall demolition, upstairs or downstairs is mainly determined by the location of the maintenance part.
As long as it doesn't leak, it's fine, you can ask your neighbors to strengthen the leak prevention measures!
The toilet sewer pipe is hoisted under the floor slab and installed in open pipes. If it is a ceiling underneath, you can remove the ceiling, no need to plane the wall!
There is no upstairs responsibility for leaking pipes. Only leakage from the floor slab is the responsibility of the upper floors. Landlords should repair their water pipes as soon as possible so that they do not suffer from it. I hope my answer can help you.