NOTE: This item has been moved to Extension Management. Please post all discussion comments on the new page. Thanks, Cathy
To resolve any conflicts in understanding of the SNOMED CT license for members about what content changes are permitted within extensions, the IHTSDO member countries are seeking consensus as to what types of changes are allowed.
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- Members are allowed to create new concepts.
- Members are allowed to fully define concepts they create.
- Members are allowed to state additional IS A relationships against core (international) concepts. (Specifically to newly created concepts.)
- Members are allowed to classify terminology extensions.
- Members are allowed to retire (redundant) IS A relationships (not necessarily stated).
- Members are allowed to add additional defining (non-IS A) relationships to primitive core concepts.
- Members are allowed to retire defining relationships content considered "inappropriate".
- Retire concepts
- Retire relationships
- Retire descriptions
Additional descriptions and language preferences are unanimously supported. Any of the above edits, are required to be RF2 compliant, with the ability to extract an "unaltered" international release if required.
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