A system includes one or more processors configured to track working hours of one or more crew members of a vehicle system as the vehicle system travels. The one or more processors are configured to control the vehicle system to one or more of stop movement of the vehicle system, slow movement of the vehicle system, prevent movement of the vehicle system from a stationary position, or control movement of the vehicle system to an alternative location, responsive to one or more of (i) determining that the working hours of the one or more crew members exceed a prescribed service limit, (ii) determining that the working hours are projected to exceed the prescribed service limit before the vehicle system reaches a designated location, or (iii) determining that the working hours are within a designated time window before the prescribed service limit.