# NFE-901

Source: https://xmlvalid.com/rules/NFE-901

> Rejeição: Valor do Desconto da Fatura maior que Valor Original da Fatura (vDesc …, vOrig …).

- 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($fat) or br:dec($fat/nfe:vDesc) le br:dec($fat/nfe:vOrig)`

In English: The invoice discount (fat/vDesc) is greater than its original value (vOrig).

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