Any lawfully established existing use of a building or structure, lot or land, or part thereof, which use constitutes a conforming use under the provisions of this ordinance, may be continued.

Except as hereinafter provided, no building or structure or part thereof and no lot or land or part thereof shall hereafter be used, except for a purpose specifically permitted by the Use Regulations herein prescribed for the District in which such building or structure, lot or land is located on the Zoning Map.

Any lawful use that does not conform to the Use Regulations of this Ordinance shall be deemed a nonconforming use. (See Section 260.)

A Special Exception Use authorized by the Zoning Board of Appeals shall be deemed a conforming use.

A use authorized by a variance from the Use Regulations of this Ordinance granted by the Zoning Board of Appeals shall be deemed a nonconforming use.

Municipal property shall not be subject to the Use Regulations prescribed in the Zoning Ordinances. [Approved 3-25-85, Item #16613-2]

No action shall be taken by any Municipal Agency regarding Use of Land until and unless the general location, character and extent thereof has been submitted to the City Plan Commission for a report. The Commission shall, within a reasonable time, report its actions to the Common Council which shall have power to overrule such action by a vote of not less than two-thirds (2/3) of the entire membership of Common Council.

Except as hereinafter provided, no building or structure or part thereof shall hereafter be erected, structurally altered, enlarged, rebuilt, or moved, except in conformity with the Lot Dimension, Yard, Court, Coverage, Height, Density, and Floor Area Ratio Regulations herein prescribed for the District in which such building or structure is located on the Zoning Map.

Any lawful existing building or structure that does not conform to such regulations, hereinafter referred to as the Dimensional Regulations of this Ordinance, shall be deemed a nonconforming building or structure, irrespective of the use to which it is put. (See Section 260.)

A building or structure or part thereof authorized as a variance from the Dimensional Regulations of this Ordinance, granted by the Zoning Board of Appeals, shall be deemed a nonconforming building or structure or part thereof.