A. Except as hereinafter provided:
1. A lot may be used and a structure or part of a structure may be constructed, reconstructed, altered, occupied or used only as this title permits.
2. No lot dimension, yard or off street parking area existing on or after the effective date of this title shall be reduced below the minimum requirements of this title.
3. If a lot or the aggregate of contiguous lots or parcels platted prior to the adoption of these regulations has an area or dimension which does not meet the requirements of these regulations, the lot or aggregate holdings may be put to a use permitted in that zone subject to all the other requirements of the zone in which it is located.
B. The zoning plan and regulations shall apply to all private and public lands and structures within the zoning jurisdiction of the City. (Ord. A-407, 3-15-1982)