Utah Code Ann. § 53-3-412
(1) A CDL may be granted with the following classifications, endorsements, and restrictions:
(a) Classifications:
(iii) Class C: any single motor vehicle with a GVWR of less than 26,001 pounds or that motor vehicle when towing a vehicle with a GVWR of 10,000 pounds or less when the vehicle is designed:
(b) Endorsements:
(c) Restrictions:
(viii)
(2) A commercial driver instruction permit may be granted with the following classifications, endorsements, and restrictions:
(a) Classifications:
(iii) Class C: any single motor vehicle with a GVWR of less than 26,001 pounds or that motor vehicle when towing a vehicle with a GVWR of 10,000 pounds or less when the vehicle is designed:
(b) Endorsements:
(c) Restrictions:
(v) "P" restricts a driver from having one or more passengers in the vehicle while driving a commercial motor vehicle bus unless the passenger is:
(vi)