The request for the issuing of a building permit is submitted by the investor, and it must be submitted to the competent administrative body of a large city, City of Zagreb or county, competent for administrative construction activities depending on the location where the construction or reconstruction of the building is planned. The building permit shall be issued after the procedure in which the conditions for issuing are verified. An application for a building permit shall be accompanied by a whole series of documents.
During the procedure of issuing the building permit it is determined whether all prescribed documents and issued all prescribed certificates of the main project are attached to the request, whether the main project in terms of location conditions was designed in accordance with the conditions for implementation of the project in the space prescribed by the spatial plan, whether the main project was prepared by an authorised person, whether the main project was properly identified, whether the main project was designed in such a way as to prevent the change of its content, or replacement of its parts, whether the urban planning plan was adopted, if the permit is issued in the area prescribed by a special law. Before issuing a building permit, the competent body of construction is obliged to provide parties with the opportunity to inspect the case file for clarification.