Upon the execution of his bond and the acquisition of his liability insurance to the acceptance of the Service Director, a license shall be issued, and the licensee or the owner of the building shall in each and every instance, before removing any building, obtain a permit to do so from the Director stating specifically all conditions, describing the route to be taken, the building proposed to be removed and the site to which the same is to be removed and limiting the time for the removal of any such building.