Washington Revised Code Title 46. Motor Vehicles § 46.72A.100. Unprofessional conduct--Sanctions--Chauffeur

The director may impose any of the sanctions specified in RCW 18.235.110 for unprofessional conduct as described in RCW 18.235.130 or if one of the following is true of a chauffeur hired to drive a limousine, including where such a chauffeur is also the carrier: (1) The person has been convicted of an offense of such a nature as to indicate that he or she is unfit to qualify as a chauffeur; (2) the person is guilty of committing an offense for which mandatory revocation of a driver's license is provided by law; (3) the person has been convicted of vehicular homicide or vehicular assault; (4) the person is intemperate or addicted to narcotics; or (5) the person, while participating in a random testing program designed to detect the presence of any controlled substances determined by the department under RCW 46.72A.090, is found to have taken one of the controlled substances determined by the department without a valid and current prescription from a licensed physician.