Documentation in English

Quick start The CFDI 4.0 came into effect as of January 1, 2022, and its mandatory use began on April...

Basic Concepts of electronic invoices in Mexico. Basic things for CFDI

In this article, you can find the CSD for testing. This CSD is created by SAT

Explore the various authentication methods for our services.

Easily integrate the stamping functionality of CFDI 4.0 invoices. Simplify your process through our API. Ensure that your invoice is previously signed and enjoy a hassle-free integration.

Effortlessly integrate the signing and stamping functionality of CFDI 4.0 invoices in XML format with our API. Send your files with the 'Sello,' 'Certificado,' and 'NoCertificado' attributes empty, and receive the response with the completed fields.

Easily integrate the signing and stamping functionality of CFDI 4.0 invoices in JSON format with our API. Send your files with the 'Sello,' 'Certificado,' and 'NoCertificate' attributes empty, and receive the response with the completed fields.

Explore our API, enabling you to efficiently execute invoice cancellations. Leverage the versatility of available methods, including UUID cancellation, XML cancellation, PFX cancellation, and CSD cancellation, to tailor the process to your specific needs.

This service allows you to register a new user for consuming our services. The service needs the access token and the...

Error Codes, When someone consumes the web service, from time to time, they will receive an error with an error code and a message.