Haw. R. Sup. Ct. 2.12
Any member of a hearing committee or any hearing officer, in matters before it or them, and Counsel, in matters under investigation by him or her, may administer oaths and affirmations, and compel by subpoena the attendance of the respondent and witnesses and the production of pertinent books, papers and documents. A respondent may compel by subpoena the attendance of witnesses and the production of pertinent books, papers, and documents before a hearing committee or officer after formal disciplinary proceedings are instituted. Writs of subpoena shall be issued in blank by the clerk of the supreme court upon application by any member of a hearing committee or any hearing officer, Counsel or the respondent. The supreme court may, upon proper application pursuant to HRAP Rule 27, enforce the attendance and testimony of the respondent and may, as set forth in Rule 2.12 A, immediately suspend the respondent from the practice of law for the failure to comply with any lawful demand of the supreme court, a hearing committee or officer, or Counsel made in connection with any investigation, hearing, or disciplinary proceeding. Upon application pursuant to HRAP Rule 27, the supreme court may also enforce the attendance and testimony of any witness and the production of any documents so subpoenaed. Subpoena and witness fees and mileage shall be the same as in criminal cases in the circuit courts.
There shall be no discovery proceedings except upon the order of the Board Chairperson for good cause shown.
At the discretion of the hearing committee or officer, a conference may be ordered for the purpose of obtaining admissions or otherwise narrowing the issues presented by the pleadings. Said conference may be held before the officer or the chairperson of the committee or any member of the committee designated by its chairperson.
Haw. R. Sup. Ct. 2.12