Complex sentence: If the license plate is registered as belonging to a FasTrak user, the account is debited only the toll charge, and no penalty is charged; otherwise, a violation notice is sent to the registered owner of the vehicle.
Split into simpler sentences: If the license plate is registered as belonging to a FasTrak user, the account is debited only the toll charge, and no penalty is charged. Otherwise, a toll violation notice is sent to the registered owner of the vehicle.