C-24.2, r. 28 - Regulation respecting the hours of driving and rest of heavy vehicle drivers

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8. A driver may end the current cycle, begin a new cycle or switch from one cycle to another if the driver first takes the following hours of rest:
(1)  for cycle 1, at least 36 consecutive hours;
(2)  for cycle 2, at least 72 consecutive hours.
After taking the hours of rest, the driver begins a new cycle, the accumulated hours are set back to zero and the hours of driving begin to accumulate again.
O.C. 367-2007, s. 8.