What does format 102 mean?

It is the UN/CEFACT date format code for CCYYMMDD, e.g. 20261028.

Can CII be sent over Peppol?

Peppol BIS 3.0 uses UBL. Convert CII to UBL with our converter to send it over Peppol.

Are credit notes supported?

Yes, CII documents with type code 381 are treated as credit notes.

UN/CEFACT CII invoice validator

Validate Cross Industry Invoice XML as used by Factur-X, ZUGFeRD and XRechnung CII. Dates in format 102, trade parties, settlement and monetary summation are all checked.

Standard: UN/CEFACT CII D16B
Root: rsm:CrossIndustryInvoice
Dates: udt:DateTimeString format 102 (YYYYMMDD)
Used by: Factur-X, ZUGFeRD, XRechnung CII

Rules

Drop your e-invoice here

UBL 2.1 · Peppol BIS 3.0 · XRechnung · Factur-X / ZUGFeRD (XML or PDF)

Processed in memory and never stored. PDFs are unpacked in your browser.

What this validator checks for UN/CEFACT CII

Namespace and root element
Date format 102 for all dates
Header trade agreement, delivery and settlement
ApplicableTradeTax breakdown versus line taxes
Monetary summation totals

CII structure in brief

A CII invoice has three blocks: ExchangedDocumentContext (profile), ExchangedDocument (number, date, type) and SupplyChainTradeTransaction with line items, agreement, delivery and settlement. Our report maps all of it to EN 16931 business terms.