Employees in safety sensitive positions shall be subject to random drug and alcohol testing. Such employees shall be placed in a random drug and alcohol testing pool.
Each year, the program administrator shall conduct a number of random drug tests that shall be at least equal to fifty percent (50%) of the total drug and alcohol testing pool.
Similarly, each year, the program administrator shall conduct a number of alcohol tests that shall be at least equal to ten percent (10%) of the total drug and alcohol testing pool.
Employees in the drug and alcohol pool shall be randomly selected in a manner consistent with accepted industry practice.
Random drug and alcohol testing shall be conducted in accordance with §§425 through 427.
D.C. Mun. Regs. tit. 6, r. 6-B431