On Tuesday 13 May 2025, Her Excellency the Honourable Ms Sam Mostyn AC, attended a ceremony at which the Governor-General issued the Instrument of Appointment and Oath of Office to the newly appointed Prime Minister, the Honourable Anthony Albanese MP.

Later, the Governor-General presided at a meeting of the Federal Executive Council.

Afterwards, the Governor-General issued the Instruments of Appointment and administered Oaths or Affirmations of Office for the following Ministers; The Honourable Richard Marles MP as Minister for Defence and also to be known as Deputy Prime Minister; Senator the Honourable Penny Wong as Minister for Foreign Affairs; The Honourable Dr Jim Chalmers MP as Treasurer; Senator the Honourable Katy Gallagher as Minister for Finance, Minister for the Public Service, Minister for Women and Minister for Government Services; Senator the Honourable Don Farrell as Minister for Trade and Tourism and Special Minister of State; The Honourable Tony Burke MP as Home Affairs, Minister for Immigration and Citizenship, Minister for Cyber Security and Minister for the Arts; The Honourable Mark Butler MP as Minister for Health and Ageing and Minister for Disability and the National Disability Insurance Scheme; The Honourable Chris Bowen MP as Minister for Climate Change and Energy; The Honourable Catherine King MP as Minister for Infrastructure, Transport, Regional Development and Local Government; The Honourable Amanda Rishworth MP as Minister for Employment and Workplace Relations; The Honourable Jason Clare MP as Minister for Education; The Honourable Michelle Rowland MP as Attorney-General; The Honourable Tanya Plibersek MP as Minister for Social Services; The Honourable Julie Collins MP as Minister for Agriculture, Fisheries and Forestry; The Honourable Clare O’Neil MP as Minister for Housing, Minister for Homelessness and Minister for Cities; The Honourable Madeleine King MP as Minister for Resources and Minister for Northern Australia; Senator the Honourable Murray Watt as Minister for the Environment and Water; Senator the Honourable Malarndirri McCarthy as Minister for Indigenous Australians; The Honourable Anika Wells MP as Minister for Communications and Minister for Sport; The Honourable Pat Conroy MP as Minister for Defence Industry and Minister for Pacific Island Affairs; The Honourable Dr Anne Aly MP as Minister for Small Business, Minister for International Development and Minister for Multicultural Affairs; Senator the Honourable Tim Ayres as Minister for Industry and Innovation and Minister for Science; The Honourable Matt Keogh MP as Minister for Veterans' Affairs and Minister for Defence Personnel; The Honourable Kristy McBain MP as Minister for Regional Development, Local Government and Territories and Minister for Emergency Management; The Honourable Andrew Giles MP as Minister for Skills and Training; Senator the Honourable Jenny McAllister as Minister for the National Disability Insurance Scheme; Dr Daniel Mulino MP as a member of the Executive Council, Assistant Treasurer and Minister for Financial Services; Senator Dr Jess Walsh as a member of the Executive Council, and as Minister for Early Childhood Education and Minister for Youth and Mr Sam Rae MP as a member of the Executive Council and as Minister for Aged Care and Seniors.

Then, the Governor-General issued the Instruments of Appointment and Affirmations of Office for the following Assistant Ministers; The Honourable Patrick Gorman MP as Assistant Minister to the Prime Minister, Assistant Minister for the Public Service and Assistant Minister for Employment and Workplace Relations; The Honourable Matt Thistlethwaite MP as Assistant Minister for Immigration and Assistant Minister for Foreign Affairs and Trade; The Honourable Dr Andrew Leigh MP as Assistant Minister for Productivity, Competition, Charities and Treasury; The Honourable Ged Kearney MP as Assistant Minister for Social Services and Assistant Minister for the Prevention of Family Violence; The Honourable Emma McBride MP as Assistant Minister for Mental Health and Suicide Prevention and Assistant Minister for Rural and Regional Health; Senator the Honourable Anthony Chisholm as Assistant Minister for Resources, Assistant Minister for Regional Development and Assistant Minister for Agriculture, Fisheries and Forestry; The Honourable Josh Wilson MP as Assistant Minister for Climate Change and Energy and Assistant Minister for Emergency Management; The Honourable Julian Hill MP as Assistant Minister for Citizenship, Customs and Multicultural Affairs and Assistant Minister for International Education; Ms Rebecca White MP as a member of the Executive Council, and as Assistant Minister for Health and Aged Care, Assistant Minister for Indigenous Health and Assistant Minister for Women; Dr Andrew Charlton MP as a member of the Executive Council, and as Cabinet Secretary and as Assistant Minister for Science, Technology and the Digital Economy; Senator Nita Green as a member of the Executive Council, and as Assistant Minister for Northern Australia, Assistant Minister for Tourism and Assistant Minister for Pacific Island Affairs and Mr Peter Khalil MP as a member of the Executive Council, and as Assistant Minister for Defence.

Later, the Governor-General travelled from Canberra, Australian Capital Territory to Sydney, New South Wales.

In the afternoon, the Governor-General conducted an interview with Blackfella Films for the Idea of Australia documentary.