Hawaii Administrative Rules
Title 12 - DEPARTMENT OF LABOR AND INDUSTRIAL RELATIONS
Chapter 46 - PROCEDURE ON COMPLAINTS
Subchapter 1 - PROCEDURE ON COMPLAINTS
Section 12-46-28 - Service, generally

Unless otherwise provided by this chapter or by other applicable law, whenever service is required to be made on any party to a proceeding before the commission, the service shall be made personally or by first class mail, the document to be served at the party's last known address or to the party's attorney of record or to any other individual representing the party in the proceeding. If personal service or service by mail is unsuccessful the commission or hearings examiner may authorize service by publication if permitted by statute. The commission or hearings examiner may require that personal service be attempted prior to permitting service by publication.