fatalPeppol BIS Billing 3.0profileCIIUBL
End date of line period MUST be within invoice period.
An invoice line's period ends after the invoice period does.
Bring the line's end date BT-135 inside the document period, or extend BT-74.
CII — context —
udt:DateTimeString <= ../../../../ram:ApplicableHeaderTradeSettlement/ram:BillingSpecifiedPeriod/ram:EndDateTime/udt:DateTimeString
UBL — context —
xs:date(text()) <= xs:date(../../../cac:InvoicePeriod/cbc:EndDate)