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    OS MasterMap XML schema, version 9

    Topography Layer, Address Layer, Address Layer 2, Imagery Layer and Roads data

    By downloading any schema from this repository, you agree to the terms and conditions of the Ordnance Survey XML Schema Licence.

    Topography Layer Upgrade

    In stages during 2017, we will enhance the delivery and content of OS MasterMap Topography Layer. This will include a schema upgrade and enhanced descriptive term attributes. Find out more.

    Component files

    OSAerialMetadata.xsd

    OSComplexTypes.xsd

    OSDNFFeatures.xsd

    OSGeometryTopology.xsd

    OSImageMetadata.xsd

    OSMeasures.xsd

    OSOrthoMetadata.xsd

    OSQueryResult.xsd

    OSSimpleTypes.xsd

    OSIMIngestionMetadata.xsd

    OSIMProductMetadata.xsd

    OSIMSupplierMetadata.xsd

    OpenGIS Consortium schemas

    feature.xsd

    geometry.xsd

    gml.xsd

    GML 2.1.2 implementation specification

    W3C schemas

    xml.xsd

    xlink.xsd

    These W3C files were copied from http://www.w3.org/2001/03/xml.xsd and http://www.w3.org/1999/xlink.xsd, and relate to the W3C XML Recommendation at http://www.w3.org/TR/xml/.

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