Albo -" Cabinet has endorsed the wording of the question Australians will be asked. ", page-3

That's the hook they just modified the original wording for...to give them the power to enforce and punish trangressions to legisltaion that will arise from the constitutional change. They have closed the challenge loop hole wording of the original.

If you haven't studied law it might be hard to grasp, but it is there. Perhaps the various media will explain it to us in digestible format.