Section Rep 203.02 - Withdrawal of Presiding Officer(a) Upon his or her own initiative or upon the motion of any party, a presiding officer or board official shall, for good cause withdraw from any hearing.(b) Good cause shall exist if a presiding officer or board official:(1) Has a direct interest in the outcome of a proceeding, including, but not limited to, a financial or family relationship;(2) Has made statements or engaged in behavior which objectively demonstrates that he or she has prejudged the facts of a case;(3) Personally believes that he or she cannot fairly judge the facts of a case.(c) Mere knowledge of the issues, the parties or any witness shall not constitute good cause for withdrawal.N.H. Admin. Code § Rep 203.02