Minn. Stat. § 171.02
Subd. 1. License required.
No person, except those hereinafter expressly exempted, shall drive any motor vehicle upon any street or highway in this state unless such person has a license valid under the provisions of this chapter for the type or class of vehicle being driven. No person shall receive a driver's license unless and until the person's license from any jurisdiction has been invalidated by the department. The department shall provide to the issuing department of any jurisdiction, information that the licensee is now licensed in Minnesota. No person shall be permitted to have more than one valid driver's license at any time. No person to whom a current Minnesota identification card has been issued may receive a driver's license, other than an instruction permit or a limited license, unless the person's Minnesota identification card has been invalidated by the department.
Subd. 2. Driver's license classifications, endorsements, exemptions.
Drivers' licenses shall be classified according to the types of vehicles which may be driven by the holder of each type or class of license. The commissioner may, as appropriate, subdivide the classes listed in this subdivision and issue licenses classified accordingly. No class of license shall be valid to operate a motorcycle, school bus, tank vehicle, double-trailer or triple-trailer combination, vehicle transporting hazardous materials, or bus, unless so endorsed.
(a) Class D; valid for:
(4) all single unit vehicles except vehicles with a gross vehicle weight of more than 26,000 pounds, vehicles designed to carry more than 15 passengers including the driver, and vehicles that carry hazardous materials.
The holder of a class D license may also tow vehicles if the combination of vehicles has a gross vehicle weight of 26,000 pounds or less.
(b) Class C; valid for:
There shall be four general classes of licenses as follows:
Subd. 2a. Exceptions.
Notwithstanding subdivision 2, (1) a hazardous materials endorsement is not required to operate a vehicle having a gross vehicle weight of 26,000 pounds or less while carrying in bulk tanks a total of not more than 200 gallons of petroleum products and (2) a class C license or hazardous materials endorsement is not required to operate a farm vehicle as defined in Code of Federal Regulations, title 49, section 390.5, having a gross vehicle weight of 26,000 pounds or less while carrying in bulk tanks a total of not more than 1,500 gallons of liquid fertilizer.
Subd. 3. Motorized bicycles.
No motorized bicycle shall be operated on any public roadway by any person who does not possess a valid driver's license, unless the person has obtained a motorized bicycle operator's permit or motorized bicycle instruction permit from the commissioner of public safety. The operator's permit may be issued to any person who has attained the age of 15 years and who has passed the examination prescribed by the commissioner. The instruction permit may be issued to any person who has attained the age of 15 years and who has successfully completed an approved safety course and passed the written portion of the examination prescribed by the commissioner.
(6) effects of alcohol and drugs on motorized bicycle operators.
The commissioner may promulgate rules prescribing the content of the safety course, examination, and the information to be contained on the permits. A person operating a motorized bicycle under a motorized bicycle permit is subject to the restrictions imposed by section 169.974, subdivision 2, on operation of a motorcycle under a two-wheel instruction permit.
The fees for motorized bicycle operator's permits are as follows:
This course must consist of, but is not limited to, a basic understanding of:
Subd. 4. Restricted commercial drivers' licenses.
(a) The commissioner may issue restricted commercial drivers' licenses and take the following actions to the extent that the actions are authorized by regulation of the United States Department of Transportation entitled "waiver for farm-related service industries" as published in the Federal Register, April 17, 1992:
Subd. 5. Exemption for certain backup snowplow drivers.
Pursuant to the waiver authorization set forth in Public Law Number 104-59, section 345 (a)(5), a person who operates a commercial motor vehicle for the purpose of removing snow or ice from a roadway by plowing, salting, or sanding is not required to hold a commercial driver's license if the person: