This file contains the digital vector boundaries for National Assembly for Wales Constituencies in Wales, as at 31 December 2016. The boundaries available are: Full resolution - extent of the realm (usually this is the Mean Low Water mark but in some cases boundaries extend beyond this to include off shore islands); Full resolution - clipped to the coastline (Mean High Water mark); Generalised (20m) - clipped to the coastline (Mean High Water mark) and Super generalised (200m) - clipped to the coastline (Mean High Water mark). Contains both Ordnance Survey and ONS Intellectual Property Rights. Download File Sizes Full resolution - extent of the realm (4 MB) Full resolution - clipped to the coastline (5 MB) Generalised (20m) - clipped to the coastline (517 KB) Super generalised (200m) - clipped to the coastline (87 KB) REST URL of ArcGIS for INSPIRE View Service – https://ons-inspire.esriuk.com/arcgis/rest/services/Electoral_Boundaries/National_Assembly_Wales_Constituencies_2016_Boundaries/MapServer/exts/InspireView REST URL of ArcGIS for INSPIRE Feature Download Service - https://ons-inspire.esriuk.com/arcgis/rest/services/Electoral_Boundaries/National_Assembly_Wales_Constituencies_2016_Boundaries/MapServer/exts/InspireFeatureDownloadREST URL of ArcGIS Feature Service - https://ons-inspire.esriuk.com/arcgis/rest/services/Electoral_Boundaries/National_Assembly_Wales_Constituencies_2016_Boundaries/FeatureServer