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Fatal

CII-SR-488: The retail value excluding tax may appear only once

In short

Fatal: fails the selected checks.

CII-SR-488 means the invoice totals contain the extra element RetailValueExcludingTaxInformationAmount more than once. Fix it by keeping one, or by removing it if nothing needs it.

On this page

What it means

The totals section (SpecifiedTradeSettlementHeaderMonetarySummation) can hold a retail value excluding tax in the element RetailValueExcludingTaxInformationAmount, given for information only. EN 16931 has no business term for it, so most invoices do not carry it. The check allows it at most once.

Why it matters

If the element appears twice, the recipient cannot tell which value is meant. This is a fatal error, so the invoice is rejected even though the figure is only information.

How to fix it

Work out whether the buyer needs this figure. If not, remove it from the totals; if so, keep a single value. A repeat is usually a fault in the software that exported the file, so export the invoice again or ask the supplier to fix the export.

The rule as published

RetailValueExcludingTaxInformationAmount shall occur at most once in SpecifiedTradeSettlementHeaderMonetarySummation.

Where this rule applies

Rule set Version
EN 16931 (CII) 1.3.17
XRechnung 3.0 (CII) 3.0.2
NLCIUS (CII) 1.0.3.13
France CTC (CII) 1.4.0-04
Rule text from phive-rules 4.6.4.

Check your file

Drop your e-invoice to see whether CII-SR-488 still fails, and which other rules do.

Updated 6 November 2026