`BR-65`

EN 16931 · validation rule

EN 16931Error

An item classification identifier (BT-158) has no scheme identifier. The sender must set listID on cac:Item/cac:CommodityClassification/cbc:ItemClassificationCode / ram:DesignatedProductClassification/ram:ClassCode to a UNTDID 7143 code, e.g. TST (UNSPSC) or MP (product/service identification number).

Field: lines[].item.classifications[].scheme (BT-158-1)
Rule set: EN 16931
Rule-set version: EN 16931 validation artefacts 1.3.17 · in force since 2026-10-13 · Rule-set changelog
Who has to fix it: The sender

This is a property of the file you received, so it cannot be corrected on your side without changing the document — ask the supplier to reissue it.

Check your own invoice

Drop the file that failed. We parse it, run the official rule sets against it and list every finding with a fix — 20 invoices per day, no key, nothing stored.

Open the live demo

Same explanation over the API: GET /v1/rules/BR-65?lang=en