1977 Australian referendum (Simultaneous Elections)

Australian Simultaneous Elections referendum, 1977

21 May 1977 (1977-05-21)
It is proposed to alter the Constitution to ensure that Senate elections are held at the same time as House of Representatives elections. Do you approve of the proposed law?
Voting system	A simple majority of voters nationwide. A majority in 4 out of the 6 states.
Outcome	Proposal rejected due to gaining a majority in only 3 of the 6 states.
Majority in each state.   Yes: New South Wales South Australia Victoria   No: Queensland Tasmania Western Australia

The Constitution Alteration (Simultaneous Elections) Bill 1977,^[1] was an unsuccessful proposal to alter the Australian Constitution to enable simultaneous elections for the House of Representatives and the Senate. It was put to voters for approval in a referendum held on 21 May 1977.