16 Pa. Stat. § 7353
Before entering on the duties of his office the controller shall give bond to the county for which he may be elected, with at least two sureties, in the sum of twenty thousand dollars, to be approved by the court of common pleas of said county, conditioned for the faithful performance of his duties and those of his deputy. The controller and his deputy and clerks shall also each take and subscribe the oath or affirmation as prescribed by article seven, section first, of the Constitution of the commonwealth, a willful violation of which shall be perjury. Said oaths and bonds to be recorded in the recorder's office of the proper county and then filed and kept in the commissioners' office, and the records thereof, or certified copies of the same, shall be used in evidence in all judicial proceedings with the same effect as the originals.
16 P.S. § 7353