# NFE-438

Source: https://xmlvalid.com/rules/NFE-438

> Rejeição: Obrigatória as informações do intermediador da transação para operação por site de terceiros.

- Level: error
- Rule sets: SEFAZ authorisation rules of NF-e 4.00 MOC 7.0 Anexo I, NTs up to 2026.010
- Context: `nfe:infNFe`
- Test: `string($ide/nfe:indIntermed) != '1' or nfe:infIntermed`

In English: A sale through a marketplace (indIntermed 1) needs the intermediary group (infIntermed).

Validate a document against these rules: https://xmlvalid.com/validate