Rule 641. Agreement to be Tried by Fewer Than Twelve Jurors.
In all cases, at any time after a jury of 12 is initially sworn and before verdict, the defendant and the attorney for the Commonwealth, with approval of the judge, may agree to a jury of fewer than 12 but not fewer than 6. Such agreement shall be made a part of the record. The verdict in such a case shall have the same force and effect as a verdict by a jury of 12.
In all cases, at any time after a jury of 12 is initially sworn and before verdict, the defendant and the attorney for the Commonwealth, with approval of the judge, may agree to a jury of fewer than 12 but not fewer than 6. Such agreement shall be made a part of the record. The verdict in such a case shall have the same force and effect as a verdict by a jury of 12.