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| Australian Electoral Redistribution | |
|---|---|
| Name | Australian Electoral Redistribution |
| Type | Process |
| Jurisdiction | Commonwealth of Australia |
| Established | 1901 |
| Authority | Australian Electoral Commission |
| Legislation | Commonwealth Electoral Act 1918 |
| Purpose | Redistribution of federal electoral divisions |
Australian Electoral Redistribution
Australian federal electoral redistribution determines the boundaries of single-member divisions used to elect members of the Parliament of Australia, balancing representation across states and territories. The process is governed by statutory instruments and administered by an independent body to align elector numbers with demographic change and constitutional principles. Redistributions interact with political parties, members of the House of Representatives, electoral commissions, and judicial review through courts and tribunals.
Redistribution adjusts division boundaries for the House of Representatives within the Commonwealth of Australia to reflect population shifts measured by the Australian Bureau of Statistics and enrolment data from the Australian Electoral Commission. Redistributions occur at regular intervals or when a state's entitlement to members changes under the Constitution of Australia or when divisions become malapportioned. The process aims to ensure “one vote, one value” consistent with precedents from the High Court of Australia and decisions such as Attorney-General (Cth); Ex parte McKinlay.
The primary legal framework is the Commonwealth Electoral Act 1918, supplemented by provisions in the Commonwealth Electoral Amendment Act and interpretations by the High Court of Australia and administrative law decisions from the Federal Court of Australia. Principles include equal enrolment quotas informed by the Australian Bureau of Statistics and alignment with constitutional requirements articulated in cases like Roach v Electoral Commissioner and Australian Capital Television Pty Ltd v Commonwealth. Administrative oversight is exercised by the Australian Electoral Commission and statutory redistribution committees, whose decisions can be subject to review by the Administrative Appeals Tribunal and appeals to higher courts.
A redistribution is triggered by either the lapse of seven years since the last redistribution, a change in a state's representation entitlement determined after a federal census, or when divisions deviate beyond allowable enrolment tolerances for more than two months. The Australian Electoral Commission announces a redistribution and appoints a redistribution committee consisting of officials from the Australian Electoral Commission, the Australian Bureau of Statistics, the Commonwealth Department of Finance, and state authorities. The timetable includes public suggestions, objections, proposed redistribution boundaries, and a final determination published in the Commonwealth Gazette. Key stages resemble administrative procedures established in other jurisdictions such as United Kingdom boundary reviews and United States redistricting practices, though Australia uses different legal and institutional controls.
Criteria used by redistribution committees are specified in the Commonwealth Electoral Act 1918 and include enrolment equality, community of interests, means of communication and travel, physical features, and existing boundaries. Committees consider population data from the Australian Bureau of Statistics, local government areas such as City of Sydney and Brisbane City Council, and regional identities exemplified by areas like Northern Territory communities and the Pilbara. Legal constraints reference precedents from the High Court of Australia and rulings involving electoral legislation. Public submissions often cite interests represented by political organizations like the Liberal Party of Australia, the Australian Labor Party, the National Party of Australia, and minor parties including the Australian Greens and One Nation.
Redistribution committees operate under the administrative umbrella of the Australian Electoral Commission, an independent statutory authority established by the Commonwealth Electoral Act 1918. Members include the Electoral Commissioner and representatives from agencies like the Australian Bureau of Statistics and the Department of Finance (Australia). The administrative process involves technical mapping, electoral roll data from state electoral authorities such as the Victorian Electoral Commission, and consultation with stakeholders including MPs from constituencies like Wills and Dawson. International comparisons include bodies such as the Independent Commission for the Boundary Review in the United Kingdom and redistricting commissions in the United States.
Redistributions can alter the political landscape by changing the partisan balance of divisions, affecting incumbents from parties such as the Liberal Party of Australia and the Australian Labor Party, and influencing campaign strategies for leaders like those of the Opposition (Australia) and the Prime Minister of Australia. High-profile redistributions have prompted preselection contests, retirements, and by-elections in divisions like Werriwa and Bennelong. Redistributions interact with electoral financing rules under the Commonwealth Electoral Act 1918 and can be focal points for legal challenges brought to the High Court of Australia or examined by parliamentary committees such as the Joint Standing Committee on Electoral Matters.
Historical redistributions have reflected demographic trends such as urbanisation in Sydney and Melbourne, migration to resource regions like the Pilbara and Hunter Region, and interstate population shifts involving Queensland and Western Australia. Notable legal and political episodes include disputes over malapportionment addressed in cases before the High Court of Australia and politically sensitive boundary changes in electorates like Fraser and Menzies. Redistributions following population changes recorded by the Australian Bureau of Statistics and decisions influenced by the High Court of Australia have shaped representation across Australia’s federal landscape.
Category:Elections in Australia Category:Electoral systems