Product Refresh Dates

OS MasterMap Topography Layer future publication dates

The table below shows our future schedule of extraction and publication dates for OS MasterMap Topography Layer. We aim to keep this schedule up to date, but you should treat these dates as a guide only as they are subject to change. The extraction date will be confirmed on the publication date.​

Please note these dates only apply to bespoke polygons, 'area of interest' orders and national sets.

OS MasterMap Topography Layer past publication dates

Here are the dates when OS MasterMap Topography Layer was previously refreshed and links to the release notes: