Commercial Motor Vehicles Operated by Unauthorized Aliens; Declaring the policy of the state with respect to the operation of commercial motor vehicles by unauthorized aliens; requiring sworn law enforcement officers with certain authority to take into custody persons determined to be unauthorized aliens operating commercial motor vehicles and facilitate the transfer of such persons into the custody of a federal immigration agency; requiring the impoundment and removal of a commercial motor vehicle under certain circumstances; providing that motor carriers are liable for certain civil penalties, etc.