Civil Procedure Code 1908
107. Powers of Appellate Court.
(1) Subject to such conditions and limitations as may be prescribed, an Appellate Court shall have power-
(a) to determine a case finally;
(b) to remand a case;
(c) to frame issues and refer them for trial;
(d) to take additional evidence or to require such evidence to be taken.
(2) Subject as aforesaid, the Appellate Court shall have the same powers and shall perform as nearly as may be the same duties as are conferred and imposed by this Code on Courts of original jurisdiction in respect of suits instituted therein.
Neither the issue framed nor evidence led in trial court in respect of mixed question of fact and law. New plea raised before the Supreme Court not permissible on the ground that the establishment of fact by evidence for decision is necessary; Vasantha Viswanathan v. V.K. Elayalwar, (2001) 8 SCC 133.