204 Pa. Code § 29.1
All statutes and rules governing practice and procedure in actions and proceedings in the Courts of record and Courts not of record of this Commonwealth in force on December 31, 1968, shall continue in force until suspended, revoked or modified, pursuant to Article V of the Constitution of Pennsylvania.
The provisions of this § 29.1 adopted December 31, 1968, effective January 1, 1969, Supreme Court of Pennsylvania Order No. 24, Civil Procedure Rules Docket No. 4.