This is a lookup file between local planning authorities and local authority districts in the United Kingdom as at 1st April 2021. (File size - 80 KB).Field Names - LPA21CD, LPA21NM,Coterm, LAD21CD, LAD21NM, FIDField Types - Text, Text, Numeric, Text, Text, NumericField Lengths - 9, 51, 1, 9, 36FID = The FID, or Feature ID is created by the publication process when the names and codes / lookup products are published to the Open Geography portal. File includes the following LAD changesE06000061 - North Northamptonshire - new unitary authorityE06000062 - West Northamptonshire - new unitary authorityREST URL of Feature Access Service – https://services1.arcgis.com/ESMARspQHYMw9BZ9/arcgis/rest/services/LAD21_LPA21_UK_LU_84e80c61120748b68f9d2b8c19c64888/FeatureServer