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Warning

CII-SR-287: Do not add a contact to the seller's tax representative

In short

Warning: worth checking.

CII-SR-287 means the seller's tax representative has a contact (DefinedTradeContact), which EN 16931 does not use. It is only a warning, so the file is still accepted; remove the contact to clear it.

On this page

What it means

If the invoice names a tax representative for the seller (BG-11), the check looks for a contact person or department (ram:DefinedTradeContact) inside that party. EN 16931 describes a tax representative with only a name (BT-62), a VAT number (BT-63) and a postal address (BG-12), so the contact has nowhere to go.

Why it matters

This is a warning, not an error, so the invoice is still accepted and processed. A recipient that follows the standard does not read the contact, so nobody sees it. It is worth fixing if you meant the buyer to reach the representative, or if you want a file with no warnings.

How to fix it

Clear the contact person, phone and email fields of the tax representative in your invoicing software, or in its e-invoice export settings if it has them. If you edit the XML yourself, delete the ram:DefinedTradeContact block inside ram:SellerTaxRepresentativeTradeParty. Keep the representative's name, VAT number and address. If the buyer needs a way to reach the representative, add it to the invoice note.

The rule as published

DefinedTradeContact should not be present

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-287 still fails, and which other rules do.

Updated 6 November 2026