Collection

Common basic data set (CBDS) and assessment component files

Common basic data set (CBDS) and assessment component files for use by software suppliers developing management information systems (MIS).

• From: Department for Education
• Published: 7 February 2014
• Last updated: 3 February 2026 — See all updates

Common basic data set

The CBDS defines data items used in government, school and local authority software systems.

You can find earlier documents related to the CBDS on the National Archives website. Note: the search function is not available on archived content so please use the filters on the left of each page.

• Common basic data set (CBDS): database
  • 11 May 2026
  • Guidance
• Common basic data set (CBDS): requests for change (RFC) 2023
  • 28 December 2023
  • Transparency data
• Common basic data set (CBDS): requests for change (RFC) 2022
  • 13 April 2023
  • Transparency data
• Common basic data set (CBDS): requests for change (RFC) 2021
  • 24 November 2021
  • Transparency data
• Common basic data set (CBDS): requests for change (RFC) 2020
  • 24 November 2020
  • Transparency data
• Common basic data set (CBDS): requests for change (RFC) 2019
  • 16 August 2019
  • Transparency data
• Common basic data set (CBDS): requests for change (RFC) 2018
  • 9 January 2019
  • Transparency data
• Common basic data set (CBDS): requests for change (RFC) 2017
  • 6 October 2017
  • Transparency data
• Common basic data set (CBDS): requests for change (RFC) 2016
  • 18 October 2016
  • Transparency data
• Common basic data set (CBDS): requests for change (RFC) 2015
  • 29 December 2015
  • Transparency data
• Common basic data set (CBDS): requests for change (RFC) 2014
  • 7 November 2014
  • Transparency data
• Common basic data set (CBDS): requests for change (RFC) 2013
  • 17 January 2014
  • Transparency data

Assessment component files

These files specify the framework against which teachers assess pupils’ attainment in the national curriculum.

• Assessment component files: 2026
  • 3 February 2026
  • Guidance
• Assessment component files: 2025
  • 29 January 2025
  • Guidance
• Assessment component files: 2024
  • 19 July 2024
  • Guidance
• Assessment component files: 2023
  • 19 January 2023
  • Guidance
• Assessment component files: 2022
  • 4 January 2022
  • Guidance
• Assessment component files: 2021
  • 23 March 2021
  • Guidance
• Assessment component files: 2020
  • 10 February 2020
  • Guidance
• Assessment component files: 2019
  • 8 November 2018
  • Guidance
• Assessment component files: 2018
  • 13 February 2018
  • Guidance
• Assessment component files: 2017
  • 12 January 2017
  • Guidance
• Assessment component files: 2016
  • 29 January 2016
  • Guidance

• Last updated: 3 February 2026
  Show all updates

  1. 3 February 2026

     Added 'Assessment component files: 2026'.

  2. 29 January 2025

     Added 'Assessment component files: 2025' to Assessment component files.

  3. 6 December 2023

     Added 'Assessment component files: 2024' to Assessment component files.

  4. 4 April 2023

     Added 'Common basic data set (CBDS): requests for change (RFC) 2023'.

  5. 19 January 2023

     Added 'Assessment component files: 2023' to Assessment component files.

  6. 11 February 2022

     Added 'Common basic data set (CBDS): requests for change (RFC) 2022'.

  7. 4 January 2022

     Added 'Assessment component files: 2022'.

  8. 9 July 2021

     Added 'Common basic data set (CBDS): requests for change (RFC) 2021'.

  9. 23 March 2021

     Added Assessment component files: 2021.

  10. 19 February 2020

      Added 'Common basic data set (CBDS): requests for change (RFC) 2020'.

  11. 10 February 2020

      Added 'Assessment component files: 2020'.

  12. 9 January 2019

      Added 'Common basic data set (CBDS): requests for change (RFC) 2019'.

  13. 8 November 2018

      Added 'Assessment component files: 2019' to the collection.

  14. 13 February 2018

      Added 2018 assessment files

  15. 1 February 2018

      Added RFCs for 2018.

  16. 6 March 2017

      Added RFCs for 2017.

  17. 25 January 2017

      Added assessment component files, which specify the framework against which teachers assess pupils’ attainment in the national curriculum.

  18. 21 March 2016

      Added a requests for change (RFC) page for 2016.

  19. 7 February 2014

      First published.