Conference committees, consisting of members of both houses, are established to resolve differences existing between the houses concerning bills. The President pro tempore appoints three members to comprise a committee of conference on the part of the Senate, two from the majority party and one from the minority party. The Speaker of the House appoints three members to comprise a committee of conference on the part of the House, two from the majority party and one from the minority party.
101 Pa. Code § 7.13