Under (b) and d) of the following, it goes by 8 hours per day or 48 hours per week. Any extra hours beyong 48 may be considered as OT if required to work but does not say more than or less than half an hour. Consult the Labour Department if you are still no lsure.
60A. Hours of work.
(1) Except as hereinafter provided, an employee shall not be required under his contract of service to work:
(a) more than five consecutive hours without a period of leisure of not less than thirty minutes duration;
(b) more than eight hours in one day;
(c ) in excess of a spread over period of ten hours in one day;
(d) more than forty-eight hours in one week: