WAC 51-50-1107
Section 1107 -- Dwelling units and sleeping
units.
1107.6 Group R. Accessible units, Type A units and Type B
units shall be provided in Group R Occupancies in accordance
with Sections 1107.6.1 through 1107.6.4. Accessible and Type
A units shall be apportioned among efficiency dwelling units,
single bedroom units and multiple bedroom units, in proportion
to the numbers of such units in the building.
1107.6.2.1.1 Type A units. In Group R-2 Occupancies
containing more than 10 dwelling units or sleeping units, at
least 5 percent, but not less than one, of the units shall be
a Type A unit. All units on a site shall be considered to
determine the total number of units and the required number of
Type A units. Type A units shall be dispersed among the
various classes of units.
EXCEPTIONS:
1. The number of Type A units is permitted to be reduced in accordance with Section 1107.7.
2. Existing structures on a site shall not contribute to the total number of units on a site.
1107.6.2.2 Group R-2 other than apartment houses, monasteries
and convents. In Group R-2 Occupancies, other than apartment
houses, monasteries and convents, Accessible units and Type B
units shall be provided in accordance with Sections
1107.6.2.2.1 and 1107.6.2.2.2. Accessible units shall be
dispersed among the various classes of units.