The Board of Arbitrators shall have the powers conferred upon them by law, including the power to permit the amendment of any pleading. The Arbitrators' permission and the amendment must be filed in writing promptly.
Beav. Cnty. Pa. 1304
1. See Pa.R.C.P. Nos. 1303(b) and 1304(a) for the power of arbitrators to act when a party fails to appear or is not ready.