CRP20121

El campo Descuento no se debe registrar en el CFDI.

In English The Concepto of a payment receipt has no Descuento.

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.

SAT validations of CFDI 4.0 and Pagos 2.0 Matrices of 25 March 2026 and Pagos 2.0 rev. B

Context

/cfdi:Comprobante[@TipoDeComprobante = 'P']/cfdi:Conceptos/cfdi:Concepto

Test

not(@Descuento)

Checked with CFDI 4.0

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Choose the schema in the validator: it checks the structure first, then every business rule, and points at the line of each failure. It runs in your browser; nothing is uploaded.

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Related rules

CRP20118 El valor del campo Descripcion debe ser "Pago".
CRP20119 El valor del campo ValorUnitario debe ser cero "0".
CRP20120 El valor del campo Importe debe ser cero "0".
CRP20122 El valor del campo ObjetoImp debe ser "01".
CRP20123 No se debe registrar el apartado de Impuestos en el CFDI.
CRP20201 El valor del campo TotalRetencionesIVA no es igual al redondeo de la suma del resultado de multiplicar cada un...

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