S-3.1, r. 11 - Regulation respecting combat sports

Full text
185. Where a contestant falls from the ring or is thrown from the ring as a result of a legal blow, the referee shall begin the count as if the contestant were in the ring.
Where a contestant is thrown from the ring as the result of an illegal blow, the referee shall instruct the timekeeper to stop the timing device. The contestant may be assisted in getting up by a person from his corner, but he shall immediately re-enter the ring without assistance.
O.C. 662-95, s. 185.