Some documentation has been moved to our services website services.geoplace.co.uk under the Address menu. These can be accessed via DCA authority logins. If you would like to access any other support documentation, please email [email protected] stating why you would like access to the documents.
Download
NSG Data Entry Conventions (DEC) and best practice
DEC for streets
Title
NSG-Data-Entry-Conventions-and-Best-Practice-v4.1-2019.pdf
Size
4.21 MB
Uploaded
7 June 2020
Download
NSG Data Transfer Format (DTF)
Title
NSG-Data-Transfer-Format-DTF-8.1.pdf
Size
1.82 MB
Uploaded
7 June 2020
Download
GeoPlace Data Entry Conventions and Best Practice for Addresses
DEC-Addresses Version 3.5, May 2025 - A Reference Manual, GeoPlace™ LLP
Title
GeoPlace-Data-Entry-Conventions-Best-Practice-for-Addresses.pdf
Size
3.61 MB
Uploaded
19 May 2025
Download
Life cycle guidance and best practice for Address DEC
Best practice and examples for capturing information throughout the life cycle of a
property is provided in this document.
Title
Life-Cycle-Guidance-and-Best-Practice-for-Address-DEC.pdf
Size
1.01 MB
Uploaded
20 May 2025
Download
Address Data Transfer Format (DTF)
Title
GeoPlace-DTF7.3-v3.1-Fourth-Edition-for-Addresses-2016.pdf
Size
1.17 MB
Uploaded
7 June 2020
External Link
AddressBase technical information and support
Ordnance Survey can provide technical support for AddressBase users. Find out more information here.

Download
Data Entry Conventions and Best Practice for Basic Land and Property Unit (BLPU) Polygons
Title
Data-Entry-Conventions-and-Best-Practice-for-Basic-Land-and-Property-Unit-BLPU-Polygons.pdf
Size
3.43 MB
Uploaded
7 June 2020
Data Entry Conventions And Best Practice For Basic Land And Property Unit Blpu Polygons - 3.43 MB
Download
Scorecard Compliance Check specification
Version 1.1 July 2014
Title
Scorecard-Compliance-Check-Specification.pdf
Size
101.93 KB
Uploaded
6 June 2020
Download
How to improve your address data
Title
How-to-improve-your-address-data.pdf
Size
1.38 MB
Uploaded
7 June 2020
Download
Non-domestic rates - maintenance and benefits
An exploration of the best process for keeping Non-Domestic Rates data up to date and the potential benefits
Title
Non-Domestic-Rates-maintenance-and-benefits-of-the-data.pdf
Size
1.45 MB
Uploaded
7 June 2020