District of Columbia Code Division I. Government of District. § 1-620.24. Implied consent of employees who operate motor vehicles.

Any Department of Mental Health or Department of Human Services employee who operates a motor vehicle in the performance of his or her employment within the District of Columbia shall be deemed to have given his or her consent, subject to the provisions of this subchapter, to the testing of the employee's urine or breath, for the purpose of determining drug or alcohol content, whenever a supervisor has the probable cause or a police officer arrests such employee for a violation of § 50-2201.05 or has reasonable grounds to believe such employee to have been operating or in physical control of a motor vehicle within the District while that employee is intoxicated as defined by § 50-2206.01(9), or while under the influence of an intoxicating liquor or any drug or any combination thereof, or while the employee's ability to operate a motor vehicle was impaired by the consumption of intoxicating liquor.