Billing
Electronic invoice validation
Easily verify the authenticity of your invoices with the SAT. Avoid mistakes, detect invalid receipts, and protect your business with this guide.
Free billing
Discover how to issue electronic invoices for free with practical and secure options. Learn about and choose the best option for your business.
Use of CFDI in Digital Invoicing
Discover how to choose the correct use of CFDI and optimize your online invoicing with reliable tools. Avoid tax errors!
Digital folios for invoices
Discover what digital folios are, how they work, and their importance in simplifying the issuance of electronic invoices in your business.
Electronic invoicing
Learn about the benefits of electronic invoicing, how to comply with SAT regulations, and easily optimize processes for your business.
What is "Use of CFDI"
Explore how to select the correct "CFDI Usage" to comply with the SAT and avoid tax problems in electronic invoicing in Mexico.
How to generate a CSD for invoicing
Discover how to generate a Digital Seal Certificate (CSD) in Mexico step by step and issue electronic invoices legally and securely.
Invoicing
Discover the stamping of invoices, its fiscal importance in Mexico, and how Cretia simplifies the process to ensure validity and authenticity in your CFDI.
What is CFDI
Discover what CFDI is, how it works, and its benefits for fulfilling your tax obligations in Mexico. Optimize your business with electronic invoicing.
Facturación
Understand the importance of invoicing correctly to keep your finances organized and meet tax obligations. Learn about invoices here.
What is the SAT?
Discover the role of the SAT in Mexico and how to efficiently fulfill your tax obligations. Learn to register your business and manage electronic invoices.
Invoicing at the SAT
Learn how to generate electronic invoices on the SAT portal and discover Cretia, an efficient alternative to simplify your tax management.