Who Is Regulated By DOT Part 40

Employees Covered Under DOT Testing Regulation 49 CFR Part 40

Federal Motor Carrier Safety Administration (FMCSA)
49 CFR Part 382
Covered employee: A person who operates (i.e., drives) a Commercial Motor Vehicle (CMV) with a gross vehicle weight rating (gvwr) of 26,001 or more pounds; or is designed to transport 16 or more occupants (to include the driver); or is of any size and is used in the transport of hazardous materials that require the vehicle to be placarded.

Federal Railroad Administration (FRA)
49 CFR Part 219
Covered employee: A person who performs hours of service functions at a rate sufficient to be placed into the railroad’s random testing program. Categories of personnel who normally perform these functions are locomotive engineers, trainmen, conductors, switchmen, locomotive hostlers/helpers, utility employees, signalmen, operators, and train dispatchers.

Federal Aviation Administration (FAA)
14 CFR Part 120
Covered employee: A person who performs flight crewmember duties, flight attendant duties, flight instruction duties, aircraft dispatch duties, aircraft maintenance or preventive maintenance duties; ground security coordinator duties; aviation screening duties; air traffic control duties, and operations control specialist duties. Note: Anyone who performs the above duties directly or by contract for a part 119 certificate holder authorized to operate under parts 121 and/or 135, air tour operators defined in 14 CFR part 91.147, and air traffic control facilities not operated by the Government are considered covered employees.

Federal Transit Administration (FTA)
49 CFR Part 655
Covered employee: A person who performs a revenue vehicle operation; revenue vehicle and equipment maintenance; revenue vehicle control or dispatch (optional); Commercial Drivers License non-revenue vehicle operation; or armed security duties.

Pipeline and Hazardous Materials Safety Administration (PHMSA)
49 CFR Part 199
Covered employee: A person who performs on a pipeline or liquefied natural gas (LNG) facility an operation, maintenance, or emergency-response function.

United States Coast Guard (USCG)
46 CFR Parts 4 and 16
Covered employee: A person who is on board a vessel acting under the authority of a license, certificate of registry, or merchant mariner’s document. Also, a person engaged or employed on board a U.S. owned vessel and such vessel is required to engage, employ or be operated by a person holding a license, certificate of registry, or merchant mariner’s document.