This file contains the digital vector boundaries for International Territorial Level 3, in United Kingdom, as at January 2021.The boundaries available are:(BUC) Ultra generalised (500m) - clipped to the coastline (Mean High Water mark).Contains both Ordnance Survey and ONS Intellectual Property Rights.REST URL of ArcGIS for INSPIRE View Service – https://services1.arcgis.com/ESMARspQHYMw9BZ9/arcgis/rest/services/International_Territorial_Level_3_(January_2021)_UK_BUC_V3/MapServerREST URL of ArcGIS for INSPIRE Feature DownloadService – https://dservices1.arcgis.com/ESMARspQHYMw9BZ9/arcgis/services/International_Territorial_Level_3_January_2021_UK_BUC_V3/WFSServer?service=wfs&request=getcapabilitiesREST URL of Feature Access Service – https://services1.arcgis.com/ESMARspQHYMw9BZ9/arcgis/rest/services/International_Territorial_Level_3_January_2021_UK_BUC_V3_2022/FeatureServer