https://credreg.net/ctdl/termhistory/ceterms/MasterCertificate/turtle/99888242-cf1d-4eb0-8f06-187c9c25e233
type: ChangeSet
subject of change: MasterCertificate
created date: 2026
created date: -06
created date: -26
change reason: Correcting the subclass assertion for this class.
subject webpage: https://github.com/CredentialEngine/Schema-Development/issues/693
removal: Statement
  subject: MasterCertificate
  predicate: subClassOf
  object: ApprenticeshipCertificate
addition: Statement
  subject: MasterCertificate
  predicate: subClassOf
  object: Certificate

https://credreg.net/ctdl/termhistory/ceterms/MasterCertificate/turtle/03b49094-ec61-4ecc-bc82-bc88d0458634
type: ChangeSet
subject of change: MasterCertificate
created date: 2026
created date: -06
created date: -26
change reason: Updated label to
change reason: to avoid confusion with Certificates awarded a Master's Degree level
subject webpage: https://github.com/CredentialEngine/Schema-Development/issues/914
removal: Statement
  subject: MasterCertificate
  predicate: label
  object: Master Certificate
addition: Statement
  subject: MasterCertificate
  predicate: label
  object: Master Trade Certificate

https://credreg.net/ctdl/termhistory/ceterms/MasterCertificate/turtle/b3570c40-0fda-4640-878f-1f8e59122b4f
type: ChangeSet
subject of change: MasterCertificate
created date: 2026
created date: -06
created date: -26
subject webpage: https://github.com/CredentialEngine/vocabularies/issues/450
removal: Statement
  subject: MasterCertificate
  predicate: comment
  object: A credential awarded upon demonstration through apprenticeship of the highest level of skills and performance in industry trades and professions.
addition: Statement
  subject: MasterCertificate
  predicate: comment
  object: Credential awarded upon demonstration through apprenticeship of the highest level of skills and performance in industry trades and professions.