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The NHN ensures that important precise levelling control marks are retained and that geometric heights are determined for new control marks when they are established. This enables users to connect their datasets to the official geodetic datum.

The New Zealand Coordinate Conversions form can be used to convert coordinates between datums, projections and height coordinate systems used in New Zealand.

We meet 3 times a year to consider place names.

The survey system administered by Toitū Te Whenua forms a key part of the survey and land tenure framework that supports land ownership in New Zealand.

Information about what's on a Cadastral survey plan.

E ngā mana, e ngā reo, e rau rangatira mā. Nau mai, haere mai. Me pehea te rapu rekoata whenua Māori. Welcome. Find how to search for Māori land records.

Information about Crown grants.

Find information and examples of different types of land records.

Information about Crown Property files and how to find them.

Learn more about the types of property ownership and boundary data available on the LINZ Data Service.

The tidal streams in and around Cook Strait are unreliable and mariners are warned to exercise every precaution when navigating in the vicinity.

Read recent briefings on the Land Information portfolio, outlining our role, functions and strategic direction.

The Toitū Te Whenua LINZ Property Data Management Framework (PDMF) describes how to connect property data.

Let us know if you see a hazard or something you suspect will affect safe navigation, including anything missing from our charts or publications.

Get help on how to read your Topo50 maps and look at examples of different map formats.

Get help on how to read your Topo250 maps and look at examples of different map formats.

Resources to help you research place names when making a proposal.

Read about our leadership team.

After successful annual calls for applications since 2018, Toitū Te Whenua Land Information New Zealand is again calling for applications for external Tertiary GIS Scholarships – this time for the 2026 academic year.

Learn more about our people, networks and supportive workplace.

This release (65) comprises selected updates to 12 Topo50_NZ sheets.

Final decisions on assigned, altered, validated and discontinued geographic names.

Slides, minutes and recordings for the Aotearoa Property Data Network webinars.

Tangata whenua place names of Aotearoa New Zealand pre European settlement.

Tangata whenua place names of Aotearoa New Zealand, pre European settlement.

Download long-term annual mean sea level data for 7 locations in New Zealand.

This release (55) comprises selected updates to 25 Topo50 NZ sheets and 4 Topo250 NZ sheets.

The Southern Positioning Augmentation Network (SouthPAN) is a satellite-based augmentation system that provides positioning and navigation services for users in Australia and New Zealand.

This dataset is an administrative record that shows and maintains boundaries and names for urban areas (suburbs) and rural areas (localities) for location and addressing purposes.

The web viewer shows where our suppliers have carried out pest and weed control.