(1) To define capacity, licensed indoor school-age program space must have a minimum of thirty-five square feet per child in attendance and further comply with the requirements of this chapter.

(a) Floor space under tables, desks, chairs, and other equipment used as part of children's activities must be included in the overall capacity.

(b) Office or kitchen space that is inaccessible to children and not intended for their use must not be included in the overall capacity.

(2) The following indoor space must not be counted in the overall capacity:

(a) Unlicensed space;

(b) Hallway space that is used for emergency evacuation or is not approved to be used for program activities;

(c) Bathrooms and handwashing sinks;

(d) Laundry areas;

(e) Closets;

(f) Stairways; and

(g) Floor space occupied by shelves, built-in cabinets, file cabinets, desks, or other office equipment not intended to be accessible to children.

(3) A large, licensed indoor gross motor activity space may be used to supplement the requirements of outdoor program space, pursuant to WAC 110-301-0145, if:

(a) The space provides seventy-five square feet per child for the maximum number of children listed on the license or the provider rotates groups of children; and

(b) The space is safe and appropriate for activities otherwise performed in an outdoor play space.

(4) A program may request additional space, such as a library or computer lab, to be licensed without counting in that program's capacity.