Operators of motor vehicles having a declared gross weight of 26,000 pounds or less.
Operators of unladen motor vehicles purchased in this State for the trip from the point of delivery to the state boundary.
Operators of motor vehicles who make occasional trips into or across this State for nonprofit or eleemosynary purposes.
Operators of motor vehicles which are operated exclusively within this State.
A person otherwise exempt pursuant to subsection 1 who does not purchase special fuel in this State in an amount commensurate with his or her consumption of special fuel in the propulsion of motor vehicles on the highways of this State shall secure a special fuel users license.