(1) Despite any other Act, a decision of the Redistribution Committee made, or purporting to be made, under this Part:
(a) is final and conclusive; and
(b) cannot be challenged, appealed against, reviewed, quashed, set aside or called into question in any court or tribunal on any ground; and
(c) is not subject to any proceeding for an injunction, declaration or order for prohibition or mandamus.
(2) In this section:
"decision" includes a failure to make a decision.