DOT Testing
Aviation (FAA)
Persons that perform safety-sensitive functions, directly or by contract (including subcontract at any tier), for a part 119 certificate holder authorized to conduct part 121 or 135 operations; air traffic control facilities not operated by the FAA or under contract to the U.S. military; and all operators as defined in 14 CFR Section 91.147. The safety-sensitive duties include flight crewmember, flight attendant, flight instructor, air traffic controller, aircraft dispatcher, aircraft maintenance or preventative maintenance, ground security coordinator, aviation screeners and operations control specialist. See FAA regulations at 14 CFR Part 120
Commercial Motor Carriers (FMCSA)Commercial Drivers License (CDL) holders who operate Commercial Motor Vehicles, 26,001 lbs. gvwr. or greater, or operate a vehicle that carries 16 passengers or more including the driver, or required to display a DOT placard in the transportation of hazardous material. See FMCSA regulation at 49 CFR Part 382.
Maritime (USCG)Crewmembers operating a commercial vessel. See USCG regulations at 46 CFR Parts 4 & 16.
Pipeline (PHMSA)An employee who performs an operation, maintenance, or emergency response function on a PHMSA regulated pipeline or liquefied natural gas (LNG) facility. See PHMSA regulations at 49 CFR Part 199.
Transit (FTA)Operators of revenue service vehicles when not in service, Operators of nonrevenue service vehicles when required to be operated by a holder of a commercial drivers’ license, controlling dispatch or movement of revenue service vehicle, mechanics maintain a revenue service vehicle or equipment used in revenue service, and Fire armed security. See FTA regulations at 49 CFR Part 655.