fatalPeppol BIS Billing 3.0profileCIIUBL
Start date of line period MUST be within invoice period.
An invoice line's period starts before the invoice period does.
Line periods must sit inside the document-level invoicing period (BG-14). Either widen BT-73 or correct the line's start date BT-134.
CII — context —
udt:DateTimeString >= ../../../../ram:ApplicableHeaderTradeSettlement/ram:BillingSpecifiedPeriod/ram:StartDateTime/udt:DateTimeString
UBL — context —
xs:date(text()) >= xs:date(../../../cac:InvoicePeriod/cbc:StartDate)