This zip file contains the Code History Database for the United Kingdom as at 31st December 2025. (File size: 52.5 MB)To download the zip file click the Download button.
Updated Geographies
- Updates in England to: Civil Parishes (E04), Electoral Wards/Divisions (E05), Sub Integrated Care Board Locations (E38), Non-Civil Parished Areas (E43), Development Corporations (E51), Integrated Care Boards (E54), Cancer Alliances (E56), County Electoral Divisions (E58), Local Planning Authorities (E60), Built Up Areas (E63), Built Up Areas (K08).
- Updates in Scotland to: Scottish Parliamentary Constituencies (S16), Scottish Parliamentary Regions (S17), Built Up Areas (S45).
- Updates in Wales to: Communities (W04), Senedd Constituencies (W09), Senedd Regions abolished (W10), Built Up Areas (W45).
- Information table updated
- SI Details table updated
