πrelationshiptypevalue
This page details upcoming data that will be provided for the Relationship Type Value Code List in the OS NGD from the end of March 2026 to give you early insight. Data schema version 2.0 of this code list is currently not available through the live access services. The information on this page is as accurate as possible, but is subject to change before launch.
This code list is used in association with the Relationship Type attribute which is present within the Related Entity Related Component. The code list describes the type of spatial operation used to create the cross-reference link with the target dataset.
V2.0 of the code list will be released on 26 March 2026.
What's new?
One new value has been added to this code list for v2.0:
Intersects β The source feature touches / overlaps the target feature.
The new value has a 'new' emoji (π) against it.
Label
Definition
Accessed From
A feature can be accessed from the related feature, for example, an AddressableObject can be accessed from a Road feature in the OS NGD Transport Network Theme.
π Intersects
The source feature touches / overlaps the target feature.
Nearest
Nearest related feature (spatially defined), for example, the nearest street to an Non-Addressable object.
Same As
The feature can be considered to represent the same real world feature, for example, NGD site is the same as the AddressableObject.
Within
Spatially within another feature, for example, AddressableObject point within an NGD Topo Area.
V1.0 of the code list was released on 02 November 2022.
Within
Spatially within another feature, for example, AddressableObject point within an NGD Topo Area.
Same As
The feature can be considered to represent the same real world feature, for example, NGD site is the same as the AddressableObject.
Accessed From
A feature can be accessed from the related feature, for example, an AddressableObject can be accessed from a Road feature in the OS NGD Transport Network Theme.
Nearest
Nearest related feature (spatially defined), for example, the nearest street to an Non-Addressable object
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