Question: how many demerit points to lose your license ontario?
Answer: At 15 (fifteen) points, your licence will be suspended. Demerit points stay on your record for two years from the offence date. If you collect enough points, you can lose your driver's licence. As a class G1, G2, M1 or M2 driver, if you get two or more demerit points, you will be sent a warning letter.