Initially we have to have some reason to stop a vehicle, whether it's through a road check or driving evidence. If there is any evidence that the person may be impaired, we can, with this legislation, make a demand for the person to participate in the standardized field sobriety tests. The sobriety tests are used simply to enhance suspicion and elevate it to reasonable and probable grounds that the person is impaired by a substance.
If there is sufficient issue to warrant a breath demand, the breath demand will be made. But if the person claims they haven't had anything to drink, there is no odour of liquor on the person's breath—