VRBL-INV-DK-OIOUBL-2p0-49
Basic Info
| Rule | The Invoice Start Date is mandatory if the Invoice Period Start Time is provided. |
| Context |
/ubl:Invoice/cac:InvoicePeriod
|
| Pattern | vrbl-invoice-dk-oioubl-2p0 |
| Severity | fatal |
Implementation
not(boolean(cbc:StartTime)) or boolean(cbc:StartDate)