1.   Territorial Application. The Zoning Ordinance shall apply to all structures, land, and uses within the corporate limits of Lisbon, Iowa.

   2.   Conversion of Use or Building. The conversion of any use or building either to another use or to increase the size or area of the existing use, including the conversion of any building or the conversion of any dwelling to accommodate an increased number of dwelling units, families, or residents, shall be permitted only within a district in which a new building for similar occupancy would be permitted in the Zoning Ordinance and only when the resulting occupancy will comply with the requirements in such districts, with respect to minimum lot size, lot area per dwelling unit, dimension of yards, height, off street parking, and any other applicable requirements.

   3.   General Prohibition. No building or structure, no use of any building, structure, or land, and no lot of record or zoning lot, now or hereafter existing, shall hereafter be established, altered, moved, divided, or maintained in any manner except in accord with the provisions of the Zoning Ordinance.

   4.   Annexed Territory. All territory annexed to the City of Lisbon after adoption of the Zoning Ordinance shall be classified according to the Planning and Zoning Commission’s recommendations prior to annexation and the territory upon annexation may be immediately so classified. Procedures for classification are established in Section 165.34 of this chapter.

   5.   Vacated Streets. Whenever any street, alley, or other public way is vacated by official action of the Council, the district adjoining each side of such street, alley, or public way shall be automatically extended to the center of such vacation, and all area included in the vacation shall then and henceforth be subject to all appropriate regulation of the extended districts.