CFDI Guides for US Companies
Everything you need to understand Mexican electronic invoicing, written in plain English.
What is CFDI? The American Executive's Introduction
Everything US companies need to know about Mexico's electronic invoicing system — without the jargon.
CFDI 4.0 vs 3.3: What Changed and Why It Matters
The 2022 update to Mexico's electronic invoicing system added new requirements that still catch companies off guard.
RFC vs EIN: Understanding Mexican Tax IDs
Your US EIN doesn't work in Mexico. Here's how Mexican tax identification works and what you need to operate.
The CFDI Lifecycle: From Invoice to SAT Validation
A step-by-step walkthrough of what happens when you issue a Mexican invoice — and where things can go wrong.
5 SAT Rejection Errors That Cost US Companies $10K+
The most expensive CFDI mistakes we see from American companies in Mexico — and how to avoid them.
How to Read a Mexican Invoice (CFDI Field-by-Field)
Your guide to understanding every section of a Mexican electronic invoice — even if you don't read Spanish.
How to Choose the Right SAT Product Code (Clave ProdServ)
Navigating SAT's 52,000+ product catalog without losing your mind.
Contador vs Software: Which is Right for Your Mexico Operation?
Comparing traditional accounting services with automated invoicing — and when you might need both.
How to Issue Payment Complements (Complemento de Pago)
The second invoice that US companies always forget — and how to stay compliant.
Mexican Tax Terms Every American CFO Should Know
A plain-English glossary of the Spanish terms you'll encounter when doing business in Mexico.