On Saturday 10 March 2018, at RAAF base Darwin, the Governor-General His Excellency General the Honourable Sir Peter Cosgrove AK MC (Retd), and Lady Cosgrove met with the Administrator of the Northern Territory, Her Honour the Honourable Vicki O’Halloran AM and Mr Craig O’Halloran.

On Friday 9 March 2018, the Governor-General, His Excellency General the Honourable Sir Peter Cosgrove AK MC (Retd) and Lady Cosgrove, as guests of Senator for South Australia, Senator the Honourable Penny Wong, attended the International Women’s Day 2018 breakfast at the Adelaide Convention Centre.

On Thursday 8 March 2018, at Government House, Canberra, the Governor-General, His Excellency General the Honourable Sir Peter Cosgrove AK MC (Retd), hosted an afternoon tea for Zoo2Zoo riders completing the Melbourne to Canberra leg.

In the evening, the Governor-General and Lady Cosgrove, as guests of the Lord Mayor of Adelaide, the Right Honourable Martine Haese, attended a reception in recognition of International Women’s Day 2018 at Adelaide Town Hall.

On Wednesday 7 March 2018, at Government House, Canberra, the Governor-General, His Excellency General the Honourable Sir Peter Cosgrove AK MC (Retd), received the Assistant Director, International Energy Engagement, Ms Helen Hawke and the Assistant Secretary, Energy International Implementation Branch, Mr Shane Gaddes.

Afterwards, the Governor-General, as guest of Manager, Global Energy Training Solutions, Mr Ben Murphy visited the Mount Majura Solar Farm.

On Tuesday 6 March 2018, at Government House, Canberra, the Governor-General, His Excellency General the Honourable Sir Peter Cosgrove AK MC (Retd), received the Prime Minster of Australia, the Honourable Malcolm Turnbull MP.

In the afternoon, the Governor-General received the Director-General, Australian Security Intelligence Organisation, Major General Duncan Lewis AO DSC CSC (Retd).

Afterwards, Lady Cosgrove, as Patron, and the Governor-General hosted a reception for Karinya House staff and supporters.

On Monday 5 March 2018, at Government House, Canberra, the Governor-General, His Excellency General the Honourable Sir Peter Cosgrove AK MC (Retd), issued the Instruments of Appointment of Ministers and Parliamentary Secretaries to their respective offices.

On Saturday 3 March 2018, at Government House, Canberra, the Governor-General, His Excellency General the Honourable Sir Peter Cosgrove AK MC (Retd), and Lady Cosgrove met with members of the public during the 2018 Autumn Government House Open Day.

On Friday 2 March 2018, at Government House, Canberra, the Governor-General, His Excellency General the Honourable Sir Peter Cosgrove AK MC (Retd), presided at a meeting of the Federal Executive Council.

Earlier, at Admiralty House, Sydney, the Governor-General and Lady Cosgrove, received the Prime Minister of New Zealand, the Right Honourable Jacinda Ardern MP, and Mr Clarke Gayford.

On Thursday 1 March 2018, at Abu Dhabi International Airport, the Governor-General, His Excellency General the Honourable Sir Peter Cosgrove AK MC (Retd) and Lady Cosgrove, were farewelled from the United Arab Emirates by the Ambassador to the United Arab Emirates, His Excellency Mr Arthur Spyrou and Mrs Britt Spyrou.

On Wednesday 28 February 2018, at Zurich Airport, the Governor-General, His Excellency General the Honourable Sir Peter Cosgrove AK MC (Retd) and Lady Cosgrove, were farewelled from the Swiss Confederation by the Ambassador to the Federal Republic of Germany, Her Excellency Ms Lynette Wood.

In the evening, at Abu Dhabi International Airport, the Governor-General and Lady Cosgrove were welcomed to the United Arab Emirates by the Ambassador to the United Arab Emirates, His Excellency Mr Arthur Spyrou and Mrs Britt Spyrou.