Common Law Procedure Act 1854

XIVTwo Arbitrators may appoint Umpire.

When the Reference is to Two Arbitrators, and the Terms of the Document authorizing it do not show that it was intended that there should not be an Umpire, or provide otherwise for the Appointment of an Umpire, the Two Arbitrators may appoint an Umpire at any Time within the Period during which they have Power to make an Award, unless they be called upon by Notice as aforesaid to make the Appointment sooner.