Substance Abuse: 07. What Happens if My Employee Refuses a Drug Test?

If you're a supervisor managing an alcohol and drug testing program, it is very likely that, at some point, you'll have an employee refuse testing. As you probably already know, drug testing is mandated by the U.S. Department of Transportation (DOT). Every industry under the DOT's oversight has to comply with the testing rules, which include both testing if there is reasonable suspicion of substance abuse and a random testing program that includes all employees.