(1) The department shall mail a hearing notice to the petitioner or petitioner's legal representative in the time frame prescribed in Title 46 RCW. If no period is prescribed, the petitioner shall be served with a notice of hearing at least ten days before the date set for the hearing.

(2) The department's hearing notice will include the assigned examiner's name, a phone number at which he or she may be contacted, and other information concerning the hearing. The department's notice will also include a telephone number and a TDD number that any party or witness may call to request special accommodations. The notice must also include:

(a) A statement of the time, place, and nature of the hearing.

(b) A statement of the legal authority under which the hearing is to be held;

(c) A statement that a party who fails to attend or participate in a hearing or other stage of an adjudicative proceeding may be held in default in accordance with this chapter.