(A)   This provision is applicable to any structure, including accessory structures, whose ground floor area exceeds 144 square feet, or any additions to existing structures where the change will enlarge the ground floor area of the structure, regardless of the size of the addition.  However, it does not apply to any interior alterations, other than a change of use, or any exterior change which does not alter the ground floor area of a structure.
   (B)   All improvement location or building permits shall be valid for 24 months from the date of issuance, and any structure or change in the use of land must be completed prior to the expiration of the permit.
(`88 Code, § 8-17)  (Ord. 98-20, passed 11-10-98)