B-1.1, r. 2 - Construction Code

Full text
10.27. A springboard, diving platform or accessory
(a)  must be accessible only by stairs or a ladder; and
(b)  must have a walking surface designed with a non-slip finish, and the nosing of the springboard or diving platform must be in a contrasting colour.
O.C. 115-2013, s. 1.