The Ontario Building Code | Water Closets water Closets

(1) A water closet described in Clause or (10)(c) or shall,

(a) be equipped with a seat located at not less than 430 mm and not more than 485 mm above the finished floor,

(b) be equipped with hand-operated flushing controls that are easily accessible to a wheelchair user or be automatically operable,

(c) be equipped with a back support where there is no seat lid or tank, and

(d) not have a spring-activated seat.

(2) Hand-operated flushing controls required by Clause (1)(b) shall be operable using a closed fist and with a force of not more than 22.2 N.