49 CFR 383.91 - Commercial motor vehicle groups.

Status message

There are 3 Updates appearing in the Federal Register for 49 CFR Part 383. View below or at eCFR (GPOAccess)
prev | next
§ 383.91 Commercial motor vehicle groups.
(a) Vehicle group descriptions. Each driver applicant must possess and be tested on his/her knowledge and skills, described in subpart G of this part, for the commercial motor vehicle group(s) for which he/she desires a CDL. The commercial motor vehicle groups are as follows:
(1) Combination vehicle (Group A)—Any combination of vehicles with a gross combination weight rating (GCWR) of 11,794 kilograms or more (26,001 pounds or more) provided the GVWR of the vehicle(s) being towed is in excess of 4,536 kilograms (10,000 pounds).
(2) Heavy Straight Vehicle (Group B)—Any single vehicle with a GVWR of 11,794 kilograms or more (26,001 pounds or more), or any such vehicle towing a vehicle not in excess of 4,536 kilograms (10,000 pounds) GVWR.
(3) Small Vehicle (Group C)—Any single vehicle, or combination of vehicles, that meets neither the definition of Group A nor that of Group B as contained in this section, but that either is designed to transport 16 or more passengers including the driver, or is used in the transportation of hazardous materials as defined in § 383.5.
(b) Representative vehicle. For purposes of taking the driving test in accordance with § 383.113, a representative vehicle for a given vehicle group contained in § 383.91(a), is any commercial motor vehicle which meets the definition of that vehicle group.
(c) Relation between vehicle groups. Each driver applicant who desires to operate in a different commercial motor vehicle group from the one which his/her CDL authorizes shall be required to retake and pass all related tests, except the following:
(1) A driver who has passed the knowledge and skills tests for a combination vehicle (Group A) may operate a heavy straight vehicle (Group B) or a small vehicle (Group C), provided that he/she possesses the requisite endorsement(s); and
(2) A driver who has passed the knowledge and skills tests for a heavy straight vehicle (Group B) may operate any small vehicle (Group C), provided that he/she possesses the requisite endorsement(s).
(d) Vehicle group illustration. Figure 1 illustrates typical vehicles within each of the vehicle groups defined in this section.
[53 FR 27651, July 21, 1988, as amended at 54 FR 47989, Nov. 20, 1989; 61 FR 9566, Mar. 8, 1996; 77 FR 59825, Oct. 1, 2012]

Title 49 published on 2014-10-01.

The following are only the Rules published in the Federal Register after the published date of Title 49.

For a complete list of all Rules, Proposed Rules, and Notices view the Rulemaking tab.

  • 2015-04-23; vol. 80 # 78 - Thursday, April 23, 2015
    1. 80 FR 22790 - Medical Examiner's Certification Integration
      GPO FDSys XML | Text
      DEPARTMENT OF TRANSPORTATION, Federal Motor Carrier Safety Administration
      Final rule.
      Effective on June 22, 2015. See the amendments to 49 CFR parts 383, 384 and 391 for compliance dates.
      49 CFR Parts 383, 384 and 391

This is a list of United States Code sections, Statutes at Large, Public Laws, and Presidential Documents, which provide rulemaking authority for this CFR Part.

This list is taken from the Parallel Table of Authorities and Rules provided by GPO [Government Printing Office].

It is not guaranteed to be accurate or up-to-date, though we do refresh the database weekly. More limitations on accuracy are described at the GPO site.


United States Code
Statutes at Large

Title 49 published on 2014-10-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 49 CFR Part 383 after this date.

  • 2015-04-23; vol. 80 # 78 - Thursday, April 23, 2015
    1. 80 FR 22790 - Medical Examiner's Certification Integration
      GPO FDSys XML | Text
      DEPARTMENT OF TRANSPORTATION, Federal Motor Carrier Safety Administration
      Final rule.
      Effective on June 22, 2015. See the amendments to 49 CFR parts 383, 384 and 391 for compliance dates.
      49 CFR Parts 383, 384 and 391