The Ontario Building Code | Direction of Door Swing
126.96.36.199. Direction of door Swing
(1) Except as permitted by Sentences (2) and (3) and Article 188.8.131.52., every exit door shall,
(a) open in the direction of exit travel, and
(b) swing on its vertical axis.
(2) A door serving a single dwelling unitshall swing on its vertical axis.
(a) a room, suiteor floor area having an occupant load of not more than 60 persons, or