SPEI (Interbank Electronic Payment System) is a payment system developed by Banco de México and commercial banks to enable bank clients to send and receive money transfers in a matter of seconds.

SPEI transfers are fast, safe, and convenient.

On the web site you can consult:

• A brief introduction explaining payment systems and a brief explanation of what SPEI is in the section Payment systems / General information.
• Introduction: Payment systems
• Interbanking Electronic Payment System (SPEI)
• Time series of the volume of SPEI transactions including their amount in the section Payment systems / Statistics.
• Large value payment systems
• A link containing detailed information about what SPEI is and how it works and a link for consulting transactions undertaken through this system in the section Payment systems / Services.
• Interbanking Electronic Payment System (SPEI)
• SPEI Information Module (MI-SPEI)
• Several documents explaining the use of international payment systems and evaluations of Banco de México systems in accordance with best international practices in the section Payment systems / Background information.
• Core principles for systemically important payment systems (CPSS) (PDF)
• Recommendations for securities settlement systems (CPSS/IOSCO) (PDF)
• Evaluations in accordance with best international practices
• Payment, clearing and settlement systems in Mexico (Red Book) (PDF)
• Payments and securities clearance and settlement systems in Mexico (Yellow Book) (PDF)