(a) General. All motions, except those made orally during the course of a public hearing or as otherwise provided by this part, shall be in writing and shall state with particularity the grounds therefor, shall set forth the relief or order sought, and shall be filed with the hearing clerk and served on all parties.

(b) Response to motions. Within 10 days after service of any motion filed pursuant to this part, or within such other time as may be fixed by the Administrator, his designee, or the Administrative Law Judge, any party may serve and file an answer to the motion. The movant shall, if requested by the Administrator, his designee, or the Administrative Law Judge, serve and file reply papers within the time set by the request.

(c) Decision. The Administrative Law Judge shall rule upon all motions filed or made prior to the filing of his initial or accelerated decision at the time of filing on ex parte motions or where the movant has stated that no party objects to the granting of such motion. Otherwise, such decision shall await the answering papers and reply papers if permitted. The Environmental Appeals Board shall rule upon all motions filed after the filing of the initial or accelerated decision. Oral argument of motions will be permitted only if the Administrative Law Judge or the Environmental Appeals Board deems it necessary.