N.H. Code Admin. R. Mid 103.04
(a) A council member shall not be eligible to vote on, or participate in the council's deliberations about, matters pertaining to:
(2) Any matter in which the member has a personal, professional, or financial interest including, but not limited to, any matter involving:
(b) Under the circumstances described in paragraph (a) the council member shall:
Source. #7412, eff 12-5-00