| Type : IdentifierType | 
| Definition | 
| Is the ScheduleLineNumber of a particular item of interest for the given DocumentReference. The Line Number is of the primary DocumentId of the sender indicated  by the DocumentId under DocumentIds. (Defined in file Fields.xsd , or a file it imports) | 
| Attributes | |||
| schemeAgencyID | |||
| schemeAgencyName | |||
| schemeDataURI | |||
| schemeID | |||
| schemeName | |||
| schemeURI | |||
| schemeVersionID | |||
| Parents | 
| \BillOfLadingReference \BillOfLadingReference\SalesOrderReference |