HRS §105-6
State vehicle markings and exceptions
State-owned vehicles must show the state seal and 'For Official Use Only' with the agency name on both sides, unless they are exempt. Exempt vehicles include those for top officials, ridesharing, undercover work, law enforcement, or approved by the comptroller. University of Hawaii vehicles can use the university logo instead.
state agencies
The statute, as written — Inscription on state motor vehicles
Unless excepted, every motor vehicle owned or controlled by the State shall bear on both sides thereof a facsimile of the state seal and beneath the seal the words "For Official Use Only" and the name of the department, commission, board, bureau, office, agency, or instrumentality thereof controlling or possessing such motor vehicle. This section shall not apply to such motor vehicles as are furnished the governor, lieutenant governor, chief justice of the supreme court, and the president of the University of Hawaii or to such motor vehicles as are used in any ridesharing program of the State, for undercover investigative work, law enforcement, and other functions as approved by the comptroller. Motor vehicles owned or controlled by the University of Hawaii may bear the University of Hawaii logo or seal, or both, in lieu of the state seal.
LawTrove is not legal advice. The summary above is a computer-generated restatement — the authoritative text is the official version linked above.