This file contains the digital vector boundaries for Output Areas in England and Wales, as at 21 March 2021. The Boundaries available are: (BFC) Full resolution - clipped to the coastline (Mean High Water mark).Contains both Ordnance Survey and ONS Intellectual Property Rights.File size: 1356 MBVersion amendment 14th July 2023: Additional Long/Lat/BNG_E/BNG_N coordinates and LSOA NM/CDs added. Overlapping intersection repair maintenance. REST URL of Feature Access Service – https://services1.arcgis.com/ESMARspQHYMw9BZ9/arcgis/rest/services/Output_Areas_2021_EW_BFC_V8/FeatureServerREST URL of WFS Server –https://dservices1.arcgis.com/ESMARspQHYMw9BZ9/arcgis/services/Output_Areas_2021_EW_BFC_V8/WFSServer?service=wfs&request=getcapabilitiesREST URL of Map Server –https://services1.arcgis.com/ESMARspQHYMw9BZ9/arcgis/rest/services/Output_Areas_2021_EW_BFC_V8/MapServer