Obtaining a tanker endorsement, on a commercial driver’s license (CDL) allows a driver to operate a combination of vehicles that includes a tank vehicle. To obtain a tanker endorsement, a driver typically must: Meet all the basic requirements for a CDL, including passing a medical exam and a general knowledge test. Pass a specialized knowledge test for the tanker endorsement, which covers the laws and regulations specific to operating a tank vehicle. Pass a skills test, which includes a pre-trip inspection, basic control skills test, and a road test in a vehicle with the type of tank that is being… Read More »