The Unit may not issue a containerized cargo permit unless the vehicle has 5 axles or more. A permit may not be issued for more than one container on a truck tractor-semitrailer combination of vehicles. For any vehicle exceeding 80,000 pounds gross vehicle weight up to and including the maximum 90,000 pounds gross vehicle weight, the distance measured horizontally between the vertical center lines of the second axle and the last axle shall measure at least 36 feet. Repealed. A vehicle weighing 80,000 pounds or more gross vehicle weight shall be registered for the maximum gross weight in its state of registration. Vehicles weighing less than 80,000 pounds gross vehicle weight shall be registered for not less than their actual gross vehicle weight. The permit vehicle and load may not exceed the vehicle size limits allowed by the Maryland Transportation Article, Title 24, Annotated Code of Maryland.