1139.05 GENERAL PROVISIONS.
   (a)   Except as hereinafter specified, any use, building or structure existing at the time of the enactment of the original Zoning Ordinance of the City or the effective date of this Zoning Ordinance may be continued even though such use, building or structure may not conform with the provisions of this Zoning Ordinance for the district in which it is located.
   (b)   Whenever any street, alley or other public way is vacated by official action of Council, the zoning 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 henceforth be subject to all appropriate regulations of the extended districts.
   (c)   No part of a yard, or other open space, or off-street parking, or loading space about any building required for the purpose of complying with the provisions in this Zoning Ordinance shall be included as part of a yard, open space, off-street parking space or loading space similarly required for another building, except as may be approved by the Planning Commission in a shared parking agreement.
  
   (d)   No site held in one ownership at the time of this Zoning Ordinance or at any time thereafter shall be reduced in any manner below the minimum lot area, lot width, front yard, rear yard and side yard requirements prescribed in the district in which the site is located.
   (e)   In no instance shall there be more than one main building on a lot of record, except in the PUD, RMF, B, and I Districts. In such cases, the Zoning Administrator shall be required to obtain the approval of the Planning Commission prior to being authorized to issue any required permits.
   (f)   Nothing in this Zoning Ordinance shall require any change in the overall layout, plans, construction size or designated use of any development, building, structure or part thereof for which official approvals and required permits have been legally granted before the enactment of this Zoning Ordinance. All permits for which construction has not begun within one year of the enactment or amendment of this Zoning Ordinance are hereby declared to be revoked and void.
(Ord. 45-08. Passed 12-15-08.)