This code system http://hl7.org/fhir/flag-status defines the following codes:

CodeDisplayDefinition
activeActiveA current flag that should be displayed to a user. A system may use the category to determine which roles should view the flag.
inactiveInactiveThe flag does not need to be displayed any more.
entered-in-errorEntered in ErrorThe flag was added in error, and should no longer be displayed.