1.   Territorial Application. This chapter applies to all structures, land, and uses within the corporate limits of the City.

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 this chapter 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 this chapter.