CFDI40181
El valor del campo Base que corresponde a Retención debe ser mayor que cero.
In English The Base of a line's withholding must be more than zero.
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
cfdi:Concepto/cfdi:Impuestos/cfdi:Retenciones/cfdi:Retencion
Test
mx:dec(@Base) gt 0
Checked with CFDI 4.0