Referendums have been held in Australia to approve parliament-proposed changes to the Constitution of Australia or to the constitutions of states and territories.
The first part of the 1967 Australian referendum to change the Constitution was the Parliament question, which related to the relative number of members in each house of the Australian Parliament − the so-called "nexus". The 1967 Australian referendum called by the Holt Government on 27 May 1967 consisted of two parts, with the second question relating to Aboriginal Australians.
The Constitution Alteration Bill 1947, was an unsuccessful proposal to alter the Australian Constitution to give the Commonwealth power to make laws with respect to rents and prices. It was put to voters for approval in an Australian referendum held on 29 May 1948.
The Constitution Alteration Bill 1946, was a successful proposal to alter the Australian Constitution to give the Commonwealth power over a range of social services. The question was put to a referendum in the 1946 Australian referendum with two other (unrelated) questions. It was carried and inserted into section 51 of the Australian Constitution.
The Constitution Alteration Bill 1910, was put to voters for approval in a referendum held in the 1911 referendums. The bill sought to alter the Australian Constitution to extend the Commonwealth power in respect of trade and commerce, the control of corporations, labour and employment and combinations and monopolies. All of the proposed changes were contained within the one question.
The Constitution Alteration (Monopolies) Bill 1910, was put to voters for approval in a referendum held in 1911 that sought to alter the Australian Constitution to give the Commonwealth power to nationalise any corporation deemed by both houses of parliament to be a monopoly.
The Constitution Alteration Bill 1912, was an unsuccessful referendum held in 1913 that sought to alter the Australian Constitution to extend Commonwealth legislative power in respect to trade and commerce.
The Constitution Alteration (Corporations) Bill 1912, was an unsuccessful proposal to alter the Australian Constitution to extend the Commonwealth legislative power in respect to corporations that was put to voters for approval in a referendum held in 1913.
The Constitution Alteration Bill 1912, was an unsuccessful referendum held in 1913 that sought to alter the Australian Constitution to give the Commonwealth legislative power in respect to industrial matters.
The Constitution Alteration (Trusts) Bill 1912, was an unsuccessful referendum held in 1913 that sought to alter the Australian Constitution to give the Commonwealth legislative power in respect to trusts.
The Constitution Alteration Bill 1912, was an unsuccessful referendum held in 1913 that sought to alter the Australian Constitution to give the Commonwealth legislative power in respect to monopolies.
The Constitution Alteration Bill 1912 was an unsuccessful referendum held in 1913 that sought to alter the Australian Constitution to give the Commonwealth legislative power over industrial relations in the state railway services. The question was put to a referendum in the 1913 Australian referendum.
The Constitution Alteration (Aviation) Bill 1936, was an unsuccessful proposal to alter the Australian Constitution to extend the Commonwealth legislative power in respect to air navigation and aircraft. It was put to voters for approval in a referendum held on 6 March 1937.
The Constitution Alteration (Marketing) Bill 1936, was an unsuccessful proposal to alter the Australian Constitution to ensure that the Commonwealth could continue legislative schemes for the marketing of agricultural produce such as the quota for dried fruits. It was put to voters for approval in a referendum held on 6 March 1937.
The Constitution Alteration Bill 1946, was an unsuccessful proposal to alter the Australian Constitution to give the Commonwealth explicit power to make laws for the organised marketing of primary products and to exempt it from the freedom of interstate trade requirement of section 92 of the constitution. It was put to voters for approval in a referendum held on 28 September 1946.
The Constitution Alteration Bill 1974, was an unsuccessful proposal to alter the Australian Constitution to make it easier to amend the constitution and give voters in the Australian territories the right to vote in referendums. It was put to voters for approval in a referendum held on 18 May 1974.
The Constitution Alteration Bill 1977, 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.
The 1988 Constitution Alteration , was an unsuccessful proposal put to referendum in the 1988 Australian referendum on 3 September 1988. It proposed to alter the Australian constitution so that both the House of Representatives and the Senate would be elected for a term of four years. This involved reducing the terms of the Senate from six years to four years, and increasing the terms of the House of Representatives from three years to four years. It also proposed for the fourth time that Senate and House elections occur simultaneously.
The Constitution Alteration Bill 1988, was an unsuccessful proposal to alter the Australian Constitution to recognise local government. It was put to voters for approval in a referendum held on 3 September 1988. The structure of the Constitution recognises government at federal and state levels, but makes no mention of local government.
The Constitution Alteration Bill 1988, was an unsuccessful proposal to alter the Australian Constitution to enshrine various civil rights, namely freedom of religion, rights in relation to trials, and rights regarding the compulsory acquisition of property. It was put to voters for approval in a referendum held on 3 September 1988.
