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In May 2010, a new set of orders for positions and heights was introduced for New Zealand and the Ross Sea Region. This led to revisions in how coordinate accuracy is determined and displayed. This section also covers other order systems, including NZGD1949, previously used in New Zealand.

This page contains information on the orders that define the accuracy of coordinates and heights in New Zealand.

In 2010, 5a control marks were reclassified from order 5 to order 6. They have since been tested against the standards and the appropriate orders assigned.

The Orders of control marks have been updated to reflect the accuracy definitions in the LINZS25005 and LINZS25006 standards.

The World Geodetic System 1984 (WGS84) is a global datum, used for determining positions on the Earth's surface. The WGS84 is a reference system used by the satellite navigation systems like GPS and is used in various mapping applications.

Chatham Islands Geodetic Datum 1979 (CIGD1979) was previously used to define positions on the Chatham Islands. New Zealand Geodetic Datum 2000 (NZGD2000) is now the official datum used in the Chatham Islands, superseding CIG1979 from March 1998.

Chatham Islands Geodetic Datum 1971 (CIGD1971) was previously used to define positions on the Chatham Islands. It was replaced in 1981 by Chatham Islands Geodetic Datum 1979 (CIGD1979), and both were superseded by New Zealand Geodetic Datum 2000 (NZGD2000) from March 1998.

The mathematical parameters and equations used to convert geodetic datum coordinates to and from a Lambert conformal conic projection.

Find specifications, templates and guidelines for submitting geodetic data to Toitū Te Whenua.

How to search for, customise and obtain New Zealand land and seabed data from the LINZ Data Service.

Download user guides for Legacy Landonline.

Territorial authority e-certification lets territorial authorities log on to Landonline, locate an e-survey, and certify it.

Landonline's Territorial Authority (TA) e-certification application allows TAs to certify cadastral survey plans online. This is an integral part of the cadastral survey process. When your TA is ready to get started with TA e-certification, there are several key steps that need to be followed.

Download approved forms, statutory declaration forms for transmission instruments, and other land registration forms.

When a practitioner certifies and signs an electronic instrument for registration via Landonline, they are responsible for the certifications they give for the purposes of section 27 of the Land Transfer Act 2017.

Common questions and answers regarding Territorial Authorities registering for and using Landonline.

This section explains the 3 ways farmers can use Crown pastoral land: pastoral leases, pastoral occupation licences, and special leases.

How to propose names for geographic features and places in New Zealand and its offshore islands to the New Zealand Geographic Board Ngā Pou Taunaha o Aotearoa (NZGB).

Find out about tide prediction formats and how to interpret the values.

Find New Zealand's standard port chart datums. These are the datums used for stating the depths of the sea on nautical charts, including the level of the water at ports.

New Zealand's tidal regime is semi-diurnal, so on most days two high and two low tides occur at any location.

Learn about tidal theory and the different types of tides around New Zealand.

LINZ conducts survey audits to provide reasonable assurance to licensed cadastral surveyors (LCSs), their firms and the Surveyor-General that they are complying with the Cadastral Survey Rules 2021 (the Rules), the Cadastral Survey Act 2002 and other regulatory and statutory requirements.

Find out if you need to apply for consent before investing in sensitive land, significant business assets or fishing quota in New Zealand.

Find out what farm land is, and how it might affect your application for consent.

Find out more about specific terms and phrases used in overseas investment content.

Find out how you can make a submission on another person’s application for consent to invest in sensitive New Zealand assets.

Landonline allows you to search for a range of property records, including titles, instruments and surveys.

Information on Landonline errors and help on how to resolve them.

Guide to using the LDS web services.

Landonline Web Search allows you to search for a parcel of land using the map as an alternative option to the Search field.

Your recently ordered property records are stored in a list in the header of Landonline Web Search, alongside your product list and shopping cart.