Core information standard: Implementation Guidance
Revision History
| Version | Date | Summary of Changes |
|---|---|---|
| 1.0 | 10/07/2019 | Publication version |
| 1.1 | 25/10/2019 | Updated sections: purpose of document; pregnancy status guidance |
| 1.2 | 19/03/2020 | Update to guidance for ‘sex’ and ‘gender’ following a series of calls with NHS Digital. |
| 1.4 | 19/08/2021 | Updated due to updated to core information standard v2 |
Page last updated: 04 February 2026