Mexico
CFDI 4.0 Live Updated 2025-12-20
Baseline
CFDI 4.0 (Comprobante Fiscal Digital por Internet)
Mexico mandates all invoices be issued as CFDI through SAT-authorized certification providers (PACs). Version 4.0 added mandatory buyer tax details and fiscal regime validation.
Key Dates
2011CFDI eInvoicing initially launched
Jan 2022CFDI 4.0 mandatory — enhanced data requirements
2024Carta Porte 3.0 (transport complement) mandatory
Who is in scope
All taxpayers registered with SAT.
Process
Seller generates CFDI XML → submits to PAC for certification → PAC validates and applies digital stamp → certified CFDI returned to seller → seller delivers to buyer.
Official Sources
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