Auditors and masters shall give at least twenty (20) days' notice of hearings held by them to all interested parties or to their attorneys of record in the manner provided in the Pennsylvania Orphans' Court Rules. Notice of succeeding hearings given by the auditor or master at a hearing of which proper notice has been given shall constitute sufficient notice of such succeeding hearings.
Chest. Cnty. Ct. Comm. Plea. R. 9.1A