January 2025 – Epoch 40

This release note provides information about the January 2025 release of OS Open TOID (Epoch 40).

Feature counts

Feature counts for this release are provided in the following table:

Product	Source product	CSV	GeoPackage
OS MasterMap Sites Layer	48 624	48 624	48 624
OS MasterMap Highways Network	20 694 888	20 694 888	20 694 888
OS MasterMap Topography Layer	484 666 401	484 666 401	484 666 401
Total	505 409 913	505 409 913	505 409 913

There are no missing features and no duplicated TOIDs in this release. No significant errors have been identified.

Next Release

The next release of OS Open TOID (Epoch 40), is scheduled for 14 February 2025.