§ 23.20.020   APPLICABILITY.
   The requirements of this chapter apply to the establishment, alteration, expansion, or change in any use or structure, as provided in this section.
   (A)   New buildings and land uses. Parking and loading in accordance with this chapter shall be provided at the time any main building or structure is erected or any new land use is established.
   (B)   Existing non-residential buildings and non-residential portions of mixed-use buildings.
      (1)   When a change in use, expansion of a use, or expansion of floor area creates an increase of 30% or more in the number of required parking or loading spaces, additional parking and loading shall be provided for such addition, enlargement, or change in use and not for the entire building or site.
         (a)   Exception, residential uses. Additional parking and loading spaces are not required for the change to a residential use provided 100% of the existing structures on site are being converted to residential uses, a minimum of 50% of the units are affordable, the number of existing parking spaces is maintained, and there is no area to provide additional on-site parking and loading facilities.
         (b)   Exception, commercial uses. Additional parking and loading spaces are not required for the change of use from one commercial use to another commercial use.
         (c)   Exception, change in occupancy. A change in occupancy is not considered a change in use unless the new occupant is in a different use classification than the former occupant.
      (2)   The existing parking and loading not in excess of the minimum requirements shall be maintained.
      (3)   If the number of existing parking or loading spaces is greater than the requirements for such use, the number of spaces in excess of the prescribed minimum may be counted toward meeting the parking and loading requirements for the addition, enlargement, or change in use.
   (C)   Existing residential buildings. Parking in accordance with this chapter shall be provided where additional dwelling units are created through the alteration of an existing building or construction of an additional structure or structures. The existing parking not in excess of the minimum requirements shall be maintained.
(Ord. 4823, passed 1-22-24)