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News and events / SNOMED CT-AU 31 May 2023 release note

SNOMED CT-AU 31 May 2023 release note

Release summary: SNOMED CT-AU v20230531

Clinical terminology v20230531

This release is maintained against the January 2023 SNOMED CT International Edition.

Identifying the version of this release of SNOMED CT-AU

When using codes from this release (for example, in clinical documents, maps, or terminology servers) the following string should be used to identify the version of this release:


This release contains the following content, accessible from the NCTS website:

StatusName and version
NewSNOMED CT-AU 31 May 2023 (RF2 FULL)
New SNOMED CT-AU 31 May 2023 (RF2 DELTA)
NewSNOMED CT-AU 31 May 2023 (RF2 ALL)
NewSNOMED CT-AU Release Note 31 May 2023 (this document)
NewAMT CSV 20230531
NewFHIR Value Sets v20230531
NewTSV format reference sets v20230531
NewSNOMED CT-AU Change Reports CSV v20230531

Note: if there are no changes for the month only the header row will appear in the file.

Change summary

This section summarises the changes in this release and provides notice about planned future work. Changes made to resolve data issues will be listed if the potential impact on systems or patient care exceeds a threshold determined by an internal risk matrix assessment.

For more information about any of these changes, please contact


SNOMED CT‑AU Requested content Request submissions for new concepts and descriptions have been added in this release from eHealth NSW for Digital Baby Book.
AMTRequested contentIn addition to the modelling of new products, based on the 1 June 2023 PBS and RPBS schedule, a number of other products have been modelled in this release.
AMTIHINDual labelled medicines are now transitioning to sole medicine ingredient names as of 1 May 2023. Maintenance of AMT substances that have been identified as a part of this first round of transition, and the descriptions for concepts that reference these substances, will be updated over a number of NCTS releases commencing with the NCTS May 2023 release. A second round of transition is expected in 2025. Please refer to the notification on the TGA website – Dual labelled medicine ingredient names start the transition to sole names on 30 April 2023 .

Future changes

SNOMED CT‑AUEDRSWith the release of the new Australian emergency department reference set as of January 2019, there are plans to deprecate the original Emergency Department Reference (EDRS) set in a forthcoming release. Current users of the EDRS will be consulted prior to confirming the deprecation date.

Upcoming releases

The upcoming release schedule will be as follows:

  • Tuesday 27 June 2023
  • Thursday 27 July 2023
  • Monday 28 August 2023