The system SHALL provide the ability to manage data using different versions of standard terminologies.

The system SHALL provide the ability to update standard terminologies.

The system SHOULD maintain relationships among versions of a standard terminology to allow preservation of interpretation over time.

The system SHOULD provide the ability to receive and harmonize data from and transmit data to other systems that use known different versions of a terminology standard while preserving the meaning of that data.

The system SHALL provide the ability to update terminologies to a deprecated status.

The system SHALL provide the ability to update individual codes within a terminology to a deprecated status.

The system SHALL provide the ability to update terms with their equivalent when terminology is changed, where coded terminology content is embedded in clinical models (e.g., templates and custom formularies), when the terminology changes can be accomplished unambiguously, and if consistent with scope of practice, organizational policy, and/or jurisdictional law.

The system SHALL provide the ability to update standard terminologies used to enter clinical content (via templates, custom formularies, etc.)

The system SHALL maintain an audit log or a change history of code system to the individual code level, for versions used, dates implemented and updated to enable correct interpretation of historical data over time.