GLOSSARY

Glossary of Land Terms

Cadastral data or information - usually refers to survey data relating to land boundaries

Crown estate - (also called Government lands) any parcel of Western Australian land not held in freehold, including reserved and leased land and to three nautical miles from shore.

Crown land - (also called Government land) all land in Western Australia not held in freehold, including coastal waters and the seabed.

Geocentric Datum - a reference surface which has as its origin the Earth's centre of mass.

Geodetic - related to the measurement of large portions of the earth's surface that takes into account the curvature, shape and dimensions of the earth.

Geospatial data - land measurements derived from the geodetic control that defines the earth's surface

GIS - Geographic Information System

Gross Rental Value (GRV) - Under the Valuation of Land Act, GRV means the gross annual rental that the land might reasonably be expected to realise if let on a tenancy from year to year upon condition that the landlord were liable for all rates, taxes and other charges thereon and the insurance and other outgoings necessary to maintain the value of the land.

Spatial data - (see also cadastral data and geospatial data) data related to the measurement of land, often refers to land boundary measurements held as cadastral data

Tenure - the manner of holding land, for example freehold or leasehold.

Unimproved Value (UV) - A UV is a vacant land value applied to all land in Western Australia. In urban areas it is the site value, and in rural areas it is on the assumption that the land is in its virgin state or a percentage of the improved land value excluding buildings

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