https://credreg.net/ctdl/termhistory/ceterms/contactOption/turtle/d9766876-48b3-4e97-b92d-1cd79c624478
type: ChangeSet
subject of change: contactOption
created date: 2026
created date: -06
created date: -26
change reason: Redundant with ceterms:contactType
subject webpage: https://github.com/CredentialEngine/vocabularies/issues/486
removal: Statement
  subject: contactOption
  predicate: term status
  object: stable
removal: Statement
  subject: contactOption
  predicate: rangeIncludes
  object: langString
removal: Statement
  subject: contactOption
  predicate: domainIncludes
  object: ContactPoint
addition: Statement
  subject: contactOption
  predicate: term status
  object: deprecated
addition: Statement
  subject: contactOption
  predicate: supersededBy
  object: contactType

https://credreg.net/ctdl/termhistory/ceterms/contactOption/turtle/929e79d2-895e-4d32-8dac-7f7c0f1925e6
type: ChangeSet
subject of change: contactOption
created date: 2026
created date: -06
created date: -26
subject webpage: https://github.com/CredentialEngine/vocabularies/issues/459
removal: Statement
  subject: contactOption
  predicate: rangeIncludes
  object: Literal
addition: Statement
  subject: contactOption
  predicate: rangeIncludes
  object: langString

https://credreg.net/ctdl/termhistory/ceterms/contactOption/turtle/019cdeb0-8ee1-482f-88d5-c49b3a2622a1
type: ChangeSet
subject of change: contactOption
created date: 2026
created date: -06
created date: -26
change reason: Refining handling of contact information
subject webpage: https://github.com/CredentialEngine/vocabularies/issues/307
addition: Statement
  subject: contactOption
  predicate: comment
  object: An option available on this contact point.
addition: Statement
  subject: contactOption
  predicate: label
  object: Contact Option
addition: Statement
  subject: contactOption
  predicate: description
  object: For example, a toll-free number or support for hearing-impaired callers.
addition: Statement
  subject: contactOption
  predicate: domain
  object: ContactPoint
addition: Statement
  subject: contactOption
  predicate: range
  object: Literal

https://credreg.net/ctdl/termhistory/ceterms/contactOption/turtle/f135baf0-5fac-41e1-acb6-8feb67688984
type: ChangeSet
subject of change: contactOption
created date: 2026
created date: -06
created date: -26
subject webpage: https://github.com/CredentialEngine/vocabularies/issues/450
removal: Statement
  subject: contactOption
  predicate: comment
  object: An option available on this contact point.
removal: Statement
  subject: contactOption
  predicate: description
  object: For example, a toll-free number or support for hearing-impaired callers.
addition: Statement
  subject: contactOption
  predicate: comment
  object: Option for a toll-free number or support for hearing-impaired callers.