Notwithstanding the provisions of section 15-238, payment of such fees shall not be required for:
(A) The use, alteration or enlargement of an existing building or structure or the erection of one or more buildings or structures accessory thereto, or both, on the same lot or parcel of land; provided, the total value, as determined by the city engineers of all such alteration, enlargement or construction completed within any one-year period does not exceed one-half of the current market value, as determined by the city engineer, of all existing buildings on such lot or parcel of land, and the alteration or enlargement of the existing building or structure does not result in a change of its classification of occupancy as defined in Uniform Building Code Section 501;
(B) The following accessory buildings and structures: private garages, children's playhouses, radio and television receiving antennas, windmills, silos, tank houses, shops, barns, coops and other buildings which are accessory to one-family or two-family dwellings.
(`64 Code, Sec. 27-89.75) (Ord. No. 2387)