Who is subject to FMCSA drug and alcohol rules?
• Anyone who owns or leases commercial trucks; • Anyone who assigns drivers to operate commercial motor vehicles; • Federal, state and local governments; • For-hire motor carriers; • Private motor carriers; and • Civic organizations and churches. What kind of alcohol-related conduct is prohibited? Performance of safety-sensitive functions is prohibited: • While using alcohol; • While having a breath alcohol concentration of 0.04 percent or more, as indicated by a breathalyzer test; and • Within four hours after drinking alcohol. What alcohol tests are required for commercial truck drivers in Michigan? • Post accident — conducted following accidents on truck drivers who could have contributed, and for all fatal accidents; • Reasonable suspicion — conducted when a supervisor or company official observes semi-truck driver behavior that indicates alcohol misuse; • Random — conducted on a random, unannounced basis before, during or after performance of safety-sensitive functions; and • R
