Resources

Guides on SPEI transfers

Banxico publishes an official receipt for every settled SPEI transfer. These pages explain what it says, how to look it up and what each word means.

Guides

What the Banxico CEP is

Where to download it, what it proves and how to read its fields.

Reference

Glossary

Receipt, CEP, tracking key, CLABE, SPEI and verdict: what each term means.
Bank catalogue

The five-digit codes Banxico assigns to each SPEI institution, and the aliases they appear under on the screenshot you are sent.

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