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Mexico accounting blog | SAT, tax and CFDI guides

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Read practical analysis about accounting, SAT, taxes, CFDI and business operations to make informed decisions and stay compliant in Mexico.

A Mexican businesswoman reviews a comparative report beside a calculator.
Accounting5 min read

What to ask for in your accountant's monthly report

A useful monthly report connects business movements with their causes and the decisions ahead. Tax filing acknowledgements serve a...

Fintax Team · Oct 8, 2026Read more →
Afro-Mexican retail controller and Mexican market vendor separating named invoices from tickets assigned to the global CFDI.
Mexico e-invoicing11 min read

Customer Did Not Request an Invoice: Mexico's 2026 Global-CFDI Close

When a customer does not request an invoice in their name, record the sale and check whether it belongs in a general-public CFDI....

Fintax Team · Oct 1, 2026Read more →
Mexican company manager and Afro-Mexican controller tracing an unexpected tax balance through source, payment, and return evidence.
Mexican tax returns12 min read

Unexpected SAT Tax Balance in Mexico: What to Reconcile Before You Pay

A higher-than-expected SAT balance may be correct or may reflect a CFDI, payment, withholding, or deduction difference. These eight...

Fintax Team · Sep 22, 2026Read more →
E-commerce team reconciling gateways, commissions, refunds, and deposits.
E-commerce11 min read

E-commerce Accounting Close: Gateways, Commissions, and Refunds

Rebuild gross sales, commissions, refunds, chargebacks, and deposits per order to close e-commerce without discrepancies.

Fintax Team · Sep 19, 2026Read more →
Business owner reconciling bank deposits with sales, CFDI, and tax returns.
Bank Deposits9 min read

Bank Deposits Without Invoice: What the SAT Detects and How to Avoid Discrepancies

The SAT can compare deposits, accounting records, CFDI, and tax returns; it identifies each credit and documents transactions that are...

Fintax Team · Aug 29, 2026Read more →
Accountant handing a businesswoman receipts, reconciliation, and monthly pending report.
Accounting Management8 min read

What Your Accountant Should Deliver to You Every Month: Receipts, Workpapers, and Pending Items

A financial close isn’t finished by just saying “it’s done”: it requires receipts, workpapers, payments, reconciliations, and clear...

Fintax Team · Aug 21, 2026Read more →
Business owner and accountant reconciling bank transactions with CFDI.
Bank Reconciliation11 min read

Bank Reconciliation Against CFDI: How to Close the Month Without Discrepancies

A useful reconciliation explains each bank transaction with CFDI, voucher, or document and leaves a short list of open items with an...

Fintax Team · Jul 26, 2026Read more →
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