This file contains the digital vector boundaries for Middle layer Super Output Areas for England and Wales, as at December 2011. The BFE boundaries are full resolution - extent of the realm (Mean Low Water mark). Version 3 - Amendments made to remove spike anomalies which occurred due to the automated production process. No changes to boundaries, names and codes have been undertaken. Contains both Ordnance Survey and ONS Intellectual Property Rights.REST URL of Map Server – https://services1.arcgis.com/ESMARspQHYMw9BZ9/arcgis/rest/services/Middle_Layer_Super_Output_Areas_(Dec_2011)_Boundaries_Full_Extent_(BFE)_EW_V3/MapServerREST URL of WFS Server – https://dservices1.arcgis.com/ESMARspQHYMw9BZ9/arcgis/services/Middle_Layer_Super_Output_Areas_Dec_2011_Boundaries_Full_Extent_BFE_EW_V3/WFSServer?service=wfs&request=getcapabilitiesREST URL of Feature Access Service – https://services1.arcgis.com/ESMARspQHYMw9BZ9/arcgis/rest/services/Middle_Layer_Super_Output_Areas_Dec_2011_Boundaries_Full_Extent_BFE_EW_V3_2022/FeatureServer