Unless controlled by WAC 391-08-180, 391-25-170, 391-25-190, 391-45-070, 391-45-210, or 391-45-250, all prehearing motions must be made in writing and filed and served on all parties of record in accordance with WAC 391-08-120.

(1) When a hearing date(s) has not been established, dispositive prehearing motions may be filed at any time after the answer has been filed. The presiding officer shall establish a schedule for any nonmoving party to respond to the motion and for the moving party to file a brief in reply to the response(s).

(2) If a hearing date(s) has been established, all dispositive prehearing motions must be filed with the presiding officer at least 65 days before the first hearing date, unless the presiding officer deems the time frame waivable for good cause shown.

(a) When a dispositive prehearing motion is filed, any nonmoving party may file and serve a response to the motion within 21 days from the date on which the motion was filed.

(b) When a response to the dispositive prehearing motion is filed, the moving party may file and serve a reply to the response within seven days from the date on which the response was filed.

(c) The presiding officer must rule on or respond to the motion at least 21 days before the first hearing date.

(3) All motions must state the relief sought, the specific basis for the request, and the supporting legal authorities. Motions may be accompanied by other supporting materials, such as affidavits.