This file contains the digital vector boundaries for Countries in Great Britain, as at 31 December 2017. The boundaries are super generalised (200m) - clipped to the coastline (Mean High Water mark).
The UNI-CEN Digital Boundary File Series facilitates the mapping of UNI-CEN census data tables. Boundaries are provided in multiple formats for different use cases: Esri Shapefile (SHP), geoJson, and