CFDI 4.0 Checklist (Mexico)
A practical CFDI 4.0 and Carta Porte checklist: the 32 points where Mexico's SAT actually rejects your e-invoicing in real operations, beyond the manual.
What you'll get
- → SAT validation rules they don't document
- → Carta Porte 3.x — when applies
- → Complemento de pago — common errors
- → Cancelations + tax effects
PDF sections
- 01 CFDI 4.0 context
- 02 Fiscal regimes
- 03 Product/service catalog
- 04 Carta Porte
- 05 Complemento de pago
- 06 Real-world rejections