The identification of the project the invoice refers to
SB-IBT-0111..1cbc:IDurn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2| Identifier | Message |
|---|---|
| IBR-090 | [ibr-090]-Only one project reference (ibt-011) is allowed on document level. |
| IBR-SR-39 | [ibr-sr-39]-Project reference (ibt-011) MUST occur maximum once. |