Haw. Code R. § 12-506-9
Any interested person may petition the director for a declaratory order as to the applicability of any provision of chapter 394B, HRS, or of any rule promulgated or order rendered thereunder, pursuant to section 91-8, HRS. In any such proceeding, in addition to section 12-1-5, Hawaii Administrative Rules, the director may require any other person to file any data or memoranda on any positions taken by an employer or employee on the petition, and may further require the person to take part in any hearing on the petition ordered by the director. Any other person may request a hearing by filing a requests in writing and stating in detail why a hearing is necessary for a fair consideration of the petition. Orders disposing of petitions in these cases shall have the same status as other departmental orders.
Haw. Code R. § 12-506-9