The Department of Infrastructure, Transport, Cites and Regional Development was an Australian Public Service department of the Government of Australia that existed between May 2019 and January 2020, charged with the responsibility for infrastructure and major projects, transport, local government, external territories administration, rural and regional development, population policy, and cities.

[1] The department was merged with the Department of Communications and the Arts in January 2020 to form a "superdepartment", the Department of Infrastructure, Transport, Regional Development and Communications.

The department was headquartered in the Canberra central business district at Infrastructure House and the neighbouring building to Infrastructure House.

[2] The department was administered by a senior executive, comprising a Secretary and several Deputy Secretaries.

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