How long is the probation period for a C1 driver's license?

[LaMolly]

The probation period for a motor vehicle driver is the first year after initially obtaining the motor vehicle driver's license. Below are relevant details about the probation period for a C1 driver's license: 1. When driving a motor vehicle during the probation period, a standardized probation sign must be affixed or hung at the rear of the vehicle. 2. During the probation period, a motor vehicle driver is not allowed to drive buses, commercial passenger vehicles, police cars, fire trucks, ambulances, engineering rescue vehicles, or motor vehicles carrying explosives, flammable and explosive chemicals, highly toxic or radioactive materials, and other hazardous items. 3. The motor vehicle driven during the probation period must not tow a trailer.