There are several different situations you may see when preparing to stop at an intersection with a stop sign or traffic light. Where you should stop and your stopping position, is determined by markings on the road. You must stop:

At the nearest crosswalk, whether marked or not.
Watch Now: Stopping positions - Crosswalk

At a clearly marked stop line.
Watch Now: Stopping positions - Stop line

Where there is no stop line, sidewalk or crosswalk:
- Within three metres of the intersection in a town, city, village or hamlet.
- Within 10 metres of the intersection in a rural area.
Watch Now: Stopping positions - Before traffic

Behind the clearly marked X.