The declaration of co-ownership is an agreement that organizes and regulates the collective life of the co-owners and occupants of the building. It constitutes the contract which binds all the co-owners and where the rules of common life and administration of the co-ownership are established. Its purpose is to create co-ownership on the building and the syndicate of co-owners and it defines the rules of cohabitation and administration of the co-ownership. Declaration of Co-ownership