# NFE-207

Source: https://xmlvalid.com/rules/NFE-207

> Rejeição: CNPJ do emitente inválido (…).

- 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: `not($emit/nfe:CNPJ) or br:cnpj($emit/nfe:CNPJ)`

In English: The issuer's CNPJ is zeros or has wrong check digits (alphanumeric CNPJs count letters as their code minus 48).

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