NFE-207

Rejeição: CNPJ do emitente inválido (…).

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

error: the document is invalid

What the rule checks

As the rule set's publisher wrote it. The rule runs on every element the context matches, and fails where the test is false; the validator reports the line of that element.

Context
nfe:infNFe
Test
not($emit/nfe:CNPJ) or br:cnpj($emit/nfe:CNPJ)

Checked with NF-e 4.00, NF-e 4.00 with authorisation protocol