The usage note for dct:accessRights says in §4.12.3:
This property refers to information that indicates whether the Dataset is open data, has access restrictions or is not public. A controlled vocabulary with three members (:public, :restricted, :non-public) will be created and maintained by the Publications Office of the EU.
The usage note for
dct:accessRights
says in §4.12.3:A code list with those values have been actually published by the OP, so the usage note should be updated accordingly.
See also https://github.com/SEMICeu/DCAT-AP/issues/159