NFE-901
Rejeição: Valor do Desconto da Fatura maior que Valor Original da Fatura (vDesc …, vOrig …).
In English The invoice discount (fat/vDesc) is greater than its original value (vOrig).
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.
nfe:infNFe
not($fat) or br:dec($fat/nfe:vDesc) le br:dec($fat/nfe:vOrig)
Checked with NF-e 4.00, NF-e 4.00 with authorisation protocol