Under the Road Transport Vehicle Dynamic Supervision Regulations, what are the maximum continuous driving hours and minimum rest stop requirements for commercial hazmat drivers?

1. Continuous driving must not exceed 4 hours, followed by a mandatory rest stop of at least 20 minutes (or max 2 hours continuous driving at night)
2. Continuous driving must not exceed 8 hours, followed by a 5-minute rest stop
3. Continuous driving must not exceed 12 hours with zero rest stops required
4. Drivers must stop every 15 minutes for a 2-hour sleep period