A tank endorsement is only required if your vehicle needs a Class A or B CDL and your vehicle has a permanently mounted cargo tank of any capacity; or your vehicle is carrying a portable tank with a capacity of ... gallons or more

A tank endorsement is only required if your vehicle needs a Class A or B CDL and your vehicle has a permanently mounted cargo tank of any capacity; or your vehicle is carrying a portable tank with a capacity of ... gallons or more



Answer: 1000 gallons


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