The Australia–New Zealand Maritime Treaty is a 2004

treaty A treaty is a formal, legally binding written agreement between actors in international law. It is usually made by and between sovereign states, but can include international organizations An international organization or international o ...

between

Australia Australia, officially the Commonwealth of Australia, is a Sovereign state, sovereign country comprising the mainland of the Australia (continent), Australian continent, the island of Tasmania, and numerous List of islands of Australia, sma ...

and

New Zealand New Zealand ( mi, Aotearoa ) is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and over 700 smaller islands. It is the sixth-largest island count ...

in which the two countries formally delimited the

maritime boundary A maritime boundary is a conceptual division of the Earth's water surface areas using physiographic or geopolitical criteria. As such, it usually bounds areas of exclusive national rights over mineral and biological resources,VLIZ Maritime Bound ...

between the two countries.Charney, Jonathan I. ''et al.'' (2005). ''International Maritime Boundaries,'' pp. 3759–3777. The treaty was signed in

Adelaide Adelaide ( ) is the capital city of South Australia, the state's largest city and the fifth-most populous city in Australia. "Adelaide" may refer to either Greater Adelaide (including the Adelaide Hills) or the Adelaide city centre. The dem ...

on 25 July 2004 by

Minister for Foreign Affairs (Australia) The Minister for Foreign Affairs (commonly shortened to Foreign Minister) is the minister in the Government of Australia who is responsible for overseeing the international diplomacy section of the Department of Foreign Affairs and Trade. Senato ...

Alexander Downer Alexander John Gosse Downer (born 9 September 1951) is an Australian former politician and diplomat who was leader of the Liberal Party from 1994 to 1995, Minister for Foreign Affairs from 1996 to 2007, and High Commissioner to the United King ...

and Foreign Minister of New Zealand

Phil Goff Philip Bruce Goff (born 22 June 1953) is a New Zealand politician. He was a member of the New Zealand Parliament from 1981 to 1990 and again from 1993 to 2016. He served as leader of the Labour Party and leader of the Opposition between 11 No ...

. It formalised the

ocean The ocean (also the sea or the world ocean) is the body of salt water that covers approximately 70.8% of the surface of Earth and contains 97% of Earth's water. An ocean can also refer to any of the large bodies of water into which the wo ...

border Borders are usually defined as geographical boundaries, imposed either by features such as oceans and terrain, or by political entities such as governments, sovereign states, federated states, and other subnational entities. Political borders c ...

s that had been de facto recognised by both countries since the early 1980s, when the

United Nations Convention on the Law of the Sea The United Nations Convention on the Law of the Sea (UNCLOS), also called the Law of the Sea Convention or the Law of the Sea Treaty, is an international agreement that establishes a legal framework for all marine and maritime activities. , 167 c ...

was created. The treaty defines the boundaries between

and

's exclusive economic zones and

continental shelf A continental shelf is a portion of a continent that is submerged under an area of relatively shallow water, known as a shelf sea. Much of these shelves were exposed by drops in sea level during glacial periods. The shelf surrounding an island ...

claims. Specifically, it defines two separate

maritime Maritime may refer to: Geography * Maritime Alps, a mountain range in the southwestern part of the Alps * Maritime Region, a region in Togo * Maritime Southeast Asia * The Maritimes, the Canadian provinces of Nova Scotia, New Brunswick, and Princ ...

boundaries, both of which are approximate median points between Australian and New Zealand territory. The two separate boundaries are not connected. The first and more northern boundary separates the

North Island The North Island, also officially named Te Ika-a-Māui, is one of the two main islands of New Zealand, separated from the larger but much less populous South Island by the Cook Strait. The island's area is , making it the world's 14th-largest ...

and

Three Kings Islands 3 is a number, numeral, and glyph. 3, three, or III may also refer to: * AD 3, the third year of the AD era * 3 BC, the third year before the AD era * March, the third month Books * ''Three of Them'' (Russian: ', literally, "three"), a 1901 n ...

of New Zealand from Australia's

Norfolk Island Norfolk Island (, ; Norfuk: ''Norf'k Ailen'') is an external territory of Australia located in the Pacific Ocean between New Zealand and New Caledonia, directly east of Australia's Evans Head and about from Lord Howe Island. Together with ...

and

Lord Howe Island Lord Howe Island (; formerly Lord Howe's Island) is an irregularly crescent-shaped volcanic remnant in the Tasman Sea between Australia and New Zealand, part of the Australian state of New South Wales. It lies directly east of mainland P ...

. The northern boundary is composed of 27 individual straight-line segments defined by 28 separate coordinate points. The second and more southern boundary defined by the treaty separates Australia's

Macquarie Island Macquarie Island is an island in the southwestern Pacific Ocean, about halfway between New Zealand and Antarctica. Regionally part of Oceania and politically a part of Tasmania, Australia, since 1900, it became a Tasmanian State Reserve in 197 ...

from New Zealand's

Auckland Island Auckland Island ( mi, Mauka Huka) is the main island of the eponymous uninhabited archipelago in the Pacific Ocean. It is part of the New Zealand subantarctic area. It is inscribed in the UNESCO World Heritage list together with the other New ...

and Campbell Island. The southern boundary is composed of nine individual straight-line maritime segments defined by ten separate coordinate points. The treaty came into effect on 25 January 2006 after it had been

ratified Ratification is a principal's approval of an act of its agent that lacked the authority to bind the principal legally. Ratification defines the international act in which a state indicates its consent to be bound to a treaty if the parties inte ...

by both countries. The full name of the treaty is ''Treaty between the Government of Australia and the Government of New Zealand establishing certain Exclusive Economic Zone and Continental Shelf Boundaries''.

Notes

References

* Charney, Jonathan I., David A. Colson, Robert W. Smith. (2005). ''International Maritime Boundaries,'' 5 vols. Hotei Publishing: Leiden. ; ; ; ;
OCLC 23254092

External links

Full text of treaty (includes maps) (pp. 40–46)New Zealand government information page on treatyNew Zealand government press release on signing of treaty
2004 in Australia 2004 in New Zealand Australia–New Zealand border Australia–New Zealand relations Boundary treaties Treaties of Australia Treaties of New Zealand Treaties concluded in 2004 Treaties entered into force in 2006 United Nations treaties 2004 in New Zealand law 2004 in Australian law {{Treaty-stub