Haw. Rev. Stat. § 261-15.5
Unless an aircraft is exempted by this section, no person shall operate or cause or authorize to be operated any aircraft at an airport owned or controlled by the department, unless the aircraft has a certificate of registration issued in accordance with rules adopted by the department. Aircraft exempt from registration required by this section include:
[L 1985, c 299, pt of §1; am L 2018, c 18, §14]