The Uniclass tables are updated quarterly, incorporating user feedback

You can download both the latest and historic Uniclass tables. If you've downloaded the tables before, please check that you are using the version that best suits your needs.

Uniclass is licensed under the terms of the Creative Commons Attribution-NoDerivatives 4.0 International (CC BY-ND 4.0) licence, allowing users and organizations to share and apply the tables on any kind of personal or commercial project. However, users should not adapt the tables and add their own codes, but instead contact NBS to suggest additions and changes to ensure that the logic and consistency of Uniclass continues.

Latest tables

April 2025

5 tables updated. 10 tables unchanged.

No tables added. No tables withdrawn.

01 April 2025

This release includes updates to five tables: Complexes, Entities, Project management, Products and Systems.

This is the latest in our quarterly updating programme for Uniclass. It includes updates to five tables. Changes have been made as a result of feedback from users; full details of these changes are detailed in the revisions sheets and the Excel change log.

Download the latest version of each table and view any changes made in the most recent update.

Published July 2024
Updated
Published April 2025
Updated
Published April 2025
Published October 2024
Published January 2024
Updated
Published April 2025
Updated
Published April 2025
Published October 2024
Updated
Published April 2025
Published January 2025
Published October 2023
No changes
Published October 2023
Published July 2024
Published April 2023
Published October 2023

Older versions

If you're looking for older versions of the tables, you can download each quarterly set here.

2025

January 2025

4 tables updated. 11 tables unchanged.

No tables added. No tables withdrawn.

01 January 2025

This release includes updates to four tables: Project management, Products, Roles and Systems.

This is the latest in our quarterly updating programme for Uniclass. It includes updates to four tables. Changes have been made as a result of feedback from users; full details of these changes are detailed in the revisions sheets and the Excel change log.

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