Australian nationality law details the conditions by which a person is a national of Australia. The primary law governing nationality regulations is the Australian Citizenship Act 2007, which came into force on 1 July 2007 and is applicable in all states and territories of Australia.

New Zealand nationality law details the conditions by which a person is a national of New Zealand. The primary law governing these requirements is the Citizenship Act 1977, which came into force on 1 January 1978. Regulations apply to the entire Realm of New Zealand, which includes the country of New Zealand itself, the Cook Islands, Niue, Tokelau, and the Ross Dependency.