Any building, structure or portion thereof, declared as dangerous or unfit for human habitation or occupancy shall be posted with a placard by the Building and Zoning Inspector. Such placard shall be affixed to the building or structure, upon the door or entrance thereto, and shall contain a declaration that such structure is dangerous or unfit for human habitation or occupancy and is ordered vacated. No person shall deface or remove any such placard. The Building and Zoning Inspector shall remove such placard whenever the defects upon which the vacation was based have been eliminated. (Ord. 290. Passed 9-23-69.)