In addition to the minimum insurance requirements set out in 27 CAR § 110-1301 of the General Rules of Practice and Procedure, 27 CAR pt. 110, of the State Highway Commission, each motor vehicle used to transport hazardous materials must at all times comply with the following minimum insurance requirements:

1. (1) For-hire and private carriage in interstate, foreign, or intrastate commerce, in vehicles with a gross vehicle weight rating of ten thousand pounds (10,000 lbs.) or more, transporting hazardous substances, as defined in 49 C.F.R. § 171.8, transported in cargo tanks, portable tanks, or hopper-type vehicles with capacities in excess of three thousand five hundred (3,500) water gallons; or in bulk Class A or B explosives, poison gas (Poison A), liquefied compressed gas or compressed gas; or highway route controlled quantity radioactive materials as defined in 49 C.F.R. § 173.403, five million dollars ($5,000,000);
2. (2) For-hire and private carriage in interstate or foreign commerce in any quantity or in intrastate commerce in bulk only, in vehicles with a gross vehicle weight rating of ten thousand pounds (10,000 lbs.) or more, transporting oil listed in 49 C.F.R. § 172.101; hazardous waste, hazardous materials, and hazardous substances defined in 49 C.F.R. § 171.8 and listed in 49 C.F.R. § 172.101, but not mentioned in subdivision (1) or (3) of this section, one million dollars ($1,000,000); and
3. (3) For-hire and private carriage in interstate and intrastate commerce, in vehicles with a gross vehicle weight rating of less than ten thousand pounds (10,000 lbs.), transporting any quantity of Class A or B explosives, any quantity of poison gas (Poison A), or highway route-controlled quantity radioactive materials as defined in 49 C.F.R. § 173.403, five million dollars ($5,000,000).