CDL COMBINATION VEHICLES
ENDORSEMENT CERTIFIED STUDY DOSSIER
2026 VERIFIED SOLUTIONS PACK
● Tank vehicles are used to carry liquid and are dangerous to drive
because:. Answer: (all) Danger of load surge; High center of gravity;
Shifting of the load occurs. May also contain gaseous materials with a
rated capacity of more than 119 gallons and an aggregate rated capacity
of 1,000 gallons or more that is either permanently or temporarily
attached to the vehicle or the chasis.
● Passenger. Answer: Capacity to carry 16 or more people including the
driver.
● Hazardous Material. Answer: Hauling any material that has been
designed as hazardous under 49 U.S.C. 5103 and is required to be placed
under subpart F of 49 CFR part 172 or any quantity of a material listed
as a selected agent or toxin 42 CFR part 73. Must also pass a special
written examination on how to recognize, handle and transport
hazardous materials. The driver must also pass background checks
including immigration and FBI records.
● Commercial Learner's Permit endorsements. Answer: The following
are the only endorsements allowed:
-Passenger (P)
ENDORSEMENT CERTIFIED STUDY DOSSIER
2026 VERIFIED SOLUTIONS PACK
● Tank vehicles are used to carry liquid and are dangerous to drive
because:. Answer: (all) Danger of load surge; High center of gravity;
Shifting of the load occurs. May also contain gaseous materials with a
rated capacity of more than 119 gallons and an aggregate rated capacity
of 1,000 gallons or more that is either permanently or temporarily
attached to the vehicle or the chasis.
● Passenger. Answer: Capacity to carry 16 or more people including the
driver.
● Hazardous Material. Answer: Hauling any material that has been
designed as hazardous under 49 U.S.C. 5103 and is required to be placed
under subpart F of 49 CFR part 172 or any quantity of a material listed
as a selected agent or toxin 42 CFR part 73. Must also pass a special
written examination on how to recognize, handle and transport
hazardous materials. The driver must also pass background checks
including immigration and FBI records.
● Commercial Learner's Permit endorsements. Answer: The following
are the only endorsements allowed:
-Passenger (P)
