CFR > Title 49 - Transportation > SUBTITLE B—Other Regulations Relating to Transportation > CHAPTER III—FEDERAL MOTOR CARRIER SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION (Parts 300–399) > SUBCHAPTER B—FEDERAL MOTOR CARRIER SAFETY REGULATIONS (Parts 350–399) > PART 383—COMMERCIAL DRIVER'S LICENSE STANDARDS; REQUIREMENTS AND PENALTIES > SUBPART F—Vehicle Groups and Endorsements (§383.91 to §383.95) > 383.93—Endorsements.

383.93—Endorsements.

(a) General. In addition to taking and passing the knowledge and skills tests described in subpart G of this part, all persons who operate or expect to operate the type(s) of motor vehicles described in paragraph (b) of this section shall take and pass specialized tests to obtain each endorsement. The State shall issue CDL endorsements only to drivers who successfully complete the tests.
(b) Endorsement descriptions. An operator must obtain State-issued endorsements to his/her CDL to operate commercial motor vehicles which are:
(1) Double/triple trailers;
(2) Passenger vehicles;
(3) Tank vehicles;
(4) Used to transport hazardous materials as defined in § 383.5, or
(5) School buses.
(c) Endorsement testing requirements. The following tests are required for the endorsements contained in paragraph (b) of this section:
(1) Double/Triple Trailers— a knowledge test;
(2) Passenger— a knowledge and a skills test;
(3) Tank vehicle— a knowledge test;
(4) Hazardous Materials— a knowledge test; and
(5) School bus— a knowledge and a skills test.
[53 FR 27651, July 21, 1988, as amended at 67 FR 49760, July 31, 2002; 68 FR 23850, May 5, 2003]