No selectman or other officer shall act, in the decision of any such case, who would be disqualified to sit as a juror for any cause, except exemption from service, in the trial of a civil action in which any of the parties interested in such case was a party.
RSA 43:6
GS 233:7. GL 43:7. PS 45:6. PL 49 :6. RL 61:6.