In the Aloha state, your Hawaii commercial driver's license (CDL) fees and terms are complicated. Renewals can be according to age. If you want to drive class A, B, or C vehicles or qualify for endorsements like passenger and school busses, doubles/triples, tank vehicles, hazardous materials, or air brake restriction removal, we have you covered. With our practice tests and cheat sheets, you'll have clarity as gorgeous as an island sunset.