The constants for the unique identifiers of canonical classification schemes are as follows:
CANONICAL_CLASSIFICATION_SCHEME_ID_AssociationType
CANONICAL_CLASSIFICATION_SCHEME_ID_ContentManagementService
CANONICAL_CLASSIFICATION_SCHEME_ID_DataType
CANONICAL_CLASSIFICATION_SCHEME_ID_DeletionScopeType
CANONICAL_CLASSIFICATION_SCHEME_ID_EmailType
CANONICAL_CLASSIFICATION_SCHEME_ID_ErrorHandlingModel
CANONICAL_CLASSIFICATION_SCHEME_ID_ErrorSeverityType
CANONICAL_CLASSIFICATION_SCHEME_ID_EventType
CANONICAL_CLASSIFICATION_SCHEME_ID_InvocationModel
CANONICAL_CLASSIFICATION_SCHEME_ID_NodeType
CANONICAL_CLASSIFICATION_SCHEME_ID_NotificationOptionType
CANONICAL_CLASSIFICATION_SCHEME_ID_ObjectType
CANONICAL_CLASSIFICATION_SCHEME_ID_PhoneType
CANONICAL_CLASSIFICATION_SCHEME_ID_QueryLanguage
CANONICAL_CLASSIFICATION_SCHEME_ID_ResponseStatusType
CANONICAL_CLASSIFICATION_SCHEME_ID_StabilityType
CANONICAL_CLASSIFICATION_SCHEME_ID_StatusType
CANONICAL_CLASSIFICATION_SCHEME_ID_SubjectGroup
CANONICAL_CLASSIFICATION_SCHEME_ID_SubjectRole