The important information to know of whom it is the responsibility it is if the pipe is before or after of your own counter water.
Before the counter it is responsibility of the Community. They can not to tell you that you have to speak with a third person. The responsability Its of the comunity, the compulsory insurance they have to suscribe have to pay you, and if a third person has reponsability on it, he will pay to the comunity or the insurance but it is not your bussines to look for it, the comunity have to give you a proper answer.
After the counter Its a responsibility of You
If it is of the community, they have to take responsability of it , by the insurance company.
If You have insurance of home give them notice of the problem, no matter if its a comunity problem or yours.
If You have doubts plase consult, I will answer them asap
In Spain the insurance for damaged water its compulsory for the comunity, so If its a pipe of them they will have to solve your problem
Its the pipe Its yours, because It is after your counter, you need an insurance to get your ploblem solved, but sometimes the comunity gets an insurance which also protect the private parts os the pipes of each owner, so you could ask for the comunity insurance after all.
If you got your own insurance anyway, tell them about the problem in order to solve it for you, and do not take care about who its the one who pays, one insurance or another.
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