Editorial : Referendum due on MMP

Editorial : Referendum due on MMPIt is perfectly reasonable that there should be binding referendum on mixed-member proportional representation. The public voted for the electoral system to take effect from the 1996 general election and should have the opportunity… [NZ Herald Politics]

And only a party vote for National will get you a referendum on MMP.

UPDATE: Or ACT as they also have it as a policy. Got that Party vote ACT or National.