s 46 Limited judicial review
46.—(1) Every determination, order and other decision of a Reviewing Tribunal or any Minister (including a certificate issued under section 32(9)) made or purportedly made under this Act —(a) is final; and (b) is not to be challenged, appealed against, reviewed, quashed or called in question in any court, except in regard to any question relating to compliance with any procedural requirement of this Act or the regulations or rules governing that determination, order and other decision. (2) A determination, an order and other decision includes a determination, an order and other decision purportedly made, proposed to be made, or required to be made, under this Act or any regulations or rules if there were not an excess of jurisdiction or a failure to exercise jurisdiction, in the making of the determination, order or other decision.