542:5 Witnesses; Summoning; Compelling Attendance. –
When more than one arbitrator is agreed to, all the arbitrators shall sit at the hearing of the case unless, by consent in writing, all parties shall agree to proceed with the hearing with a less number. Any person may be summoned as provided in RSA 516 to attend before the arbitrators as a witness. If any person or persons so summoned to testify shall refuse or neglect to attend, upon petition the court in and for the county in which such arbitrators are sitting may compel the attendance of such person or persons before said arbitrator or arbitrators, or punish said person or persons for contempt in the same manner now provided in RSA 516.