(a) An ALJ in a particular case may disqualify himself or herself.

(b) A party may file with the ALJ a motion for the ALJ's disqualification. The motion shall be accompanied by an affidavit alleging the grounds for disqualification.

(c) Upon the filing of a motion and affidavit, the ALJ shall proceed no further in the case until the matter of disqualification is resolved.

(d) If the ALJ does not withdraw from the proceedings, a written statement of his or her reasons for electing not to withdraw shall be incorporated into the record and the hearing shall proceed.