Mexico e-invoicing explained — every receipt the tax laws require must be a CFDI 4.0, cleared before issue by a SAT-authorised PAC that validates it, assigns the folio fiscal and adds the SAT seal. The version chronology, the hydrocarbons complement mandatory from 24 April 2026, cancellation rules as amended on 1 January 2026, Carta Porte, payment complements and CFF penalties.
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Learn about IVA (VAT) rules in Mexico for businesses with our country guide — the 16% rate and 0% rate under the Ley del IVA, the 8% border-region incentive granted by decree, no registration threshold, RFC registration, non-resident digital services and platform withholding, CFDI 4.0 invoice requirements cleared through the SAT or an authorised PAC, and monthly payment by the 17th.