(1) Save as otherwise expressly provided in this Act, the Tribunal shall exercise, on and from the date with effect from which it is establish- ed under section 46, all the jurisdiction, powers and authority exercisable immediately before that date by all courts (except the Supreme Court) In relation to--
(a) all appeals from the orders of the Rent Authority under this Act;
(b) any other matter arising from the provisions of this Act;
(c) review of its own orders and decisions.