A limousine carrier must:

(1) Within four business days, report in writing to the department any driving or traffic-related incidents involving a chauffeur associated with the business. The report must include:

(a) The chauffeur's name and driver license number;

(b) The carrier's name, UBI number, and phone number.

(2) When available, all limousine business owners must also provide to the department notification in writing of any:

(a) Conviction for a traffic violation; and

(b) Suspension, revocation, cancellation, or denial of driving privileges.

(3) If a limousine carrier knows that a chauffeur in his or her employ has refused to submit to drug or alcohol testing, the carrier shall, within one business day of knowing the fact, notify the department that the driver has refused to submit to the required testing.

(4) Notify the department regarding the employment status of any chauffeur who meets one or more of the conditions specified in RCW 46.72A.100 within one business day of becoming aware of the chauffeur meeting the condition(s).