In order to ensure the health and safety of truck drivers and motor carrier employees, the Federal Motor Carriers Safety Administration ( FMCSA ) prescribes drug and alcohol testing requirements for truck drivers. Since tests must be performed by an employee with a commercial driver's license (CDL) or someone under his or her direct supervision, this job description outlines the clerical duties necessary to assist these individuals in performing their responsibilities in accordance with DOT regulations. Contact: 559-389-7772 Mail: jst1@jsttruckpermits.com Website: JST Truck Permits