A park facility fee is assessed and levied upon the owners of residential property located in the city at the time of the occurrence of any of the following events affecting the improvements to or use of such property:
A. The construction of a new building on the property containing one or more dwelling units;
B. The construction of alterations or additions to an existing building on the property which adds one or more dwelling units to such existing building; or
C. The change in use of an existing building on the property from a previous nonresidential use to a residential use.
(Ord. 1956 §1 (part))