The following persons are exempt from license:

(1) Any person while driving or operating a motor vehicle in the service or employ of any branch or agency of the federal government; provided that the person has received a license or permit from the branch or agency to operate and drive the motor vehicle; provided further that the branch or agency has been duly authorized by the federal government to issue the license or permit;

Terms Used In Hawaii Revised Statutes 286-105

(2) Any person while driving or operating any road machine, farm tractor, or implement of husbandry temporarily operated or moved on a highway, or tractor trucks, forklifts, and top picks being used as marine terminal equipment temporarily moving in or between terminals at:

(A) Sand Island and along Sand Island Parkway and Sand Island Access Road;
(B) Kalanianaole Avenue between Kuhio Street and Kahanu Street, abutting Hilo Harbor;
(C) Kawaihae-Mahukona Road abutting Kawaihae Harbor;
(D) East Kaahumanu Avenue between Hobron Avenue and Kane Street, abutting Kahului Harbor; and
(E) Waipaa Road abutting Nawiliwili Harbor;

provided that no person under the age of thirteen years shall be permitted to drive or operate any such road machine, farm tractor, implement of husbandry, on a highway, or tractor trucks, forklifts, and top picks being used as marine terminal equipment temporarily moving in or between terminals identified in subparagraphs (A) through (E);

(3) Any person who is at least eighteen years of age and who has in the person’s possession a valid driver’s license to drive the categories of motor vehicles listed in section 286-102(b), except section 286-102(b)(4), that is equivalent to a driver’s license issued in this State but was issued to the person in another state of the United States, the Commonwealth of Puerto Rico, United States Virgin Islands, American Samoa, Guam, a province of the Dominion of Canada, or the Commonwealth of the Northern Mariana Islands for that category of motor vehicle that the person is operating;
(4) Any person who has in the person’s possession a valid commercial motor vehicle driver’s license issued by any state of the United States, Mexico, or a province of the Dominion of Canada that issues licenses in accordance with the minimum federal standards for the issuance of commercial motor vehicle driver’s licenses; and
(5) Any person who drives or operates state or county motor vehicles while employed by, in the service of, or volunteering for the state or county fire departments; provided that they are trained and certified to drive category (4) motor vehicles as set forth in section 286-102(b)(4) by the state or county government, as appropriate; provided further that the person maintains a category (3) license as set forth in section 286-102(b)(3).