Release Notes

Release notes listed here provide information about the current release of the OS MasterMap Topography Layer product and the previous nine releases.

Any interruptions or data issues impacting the OS MasterMap Topography Layer product will be documented on the Known Data Issues and Service Disruptions page.

This release note provides information about the July 2025 release of OS MasterMap (OSMM) Topography Layer.

This release note provides information about the June 2025 release of OS MasterMap (OSMM) Topography Layer.

This release note provides information about the April 2025 release of OS MasterMap (OSMM) Topography Layer.

This release note provides information about the March 2025 release of OS MasterMap (OSMM) Topography Layer.

This release note provides information about the February 2025 release of OS MasterMap (OSMM) Topography Layer.

This release note provides information about the December 2024 release of OS MasterMap (OSMM) Topography Layer.

This release note provides information about the November 2024 release of OS MasterMap (OSMM) Topography Layer.

This release note provides information about the September 2024 release of OS MasterMap (OSMM) Topography Layer.

This release note provides information about the August 2024 release of OS MasterMap (OSMM) Topography Layer.

Last updated 24 days ago

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