Questions
Cambio de régimen fiscal
Descubre cuándo y cómo cambiar tu régimen fiscal ante el SAT paso a paso. Asegura el cumplimiento de tus obligaciones sin contratiempos.
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.
Natural Person or Legal Entity
Discover the differences between an individual and a corporation, their advantages, and how to register with the SAT. Choose the best option for your business with this guide.
Electronic Signature or e-signature
Learn what an electronic signature is, how to obtain it, and how to use it in tax and business procedures to expedite processes with legal validity and security.
Tax Regime SAT
Discover the types of tax regimes in Mexico and choose the ideal one for your business. Learn about the requirements, benefits, and how to register with the SAT easily.
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!
RFC with homoclave
Discover what RFC and the homoclave are, how they are generated, and their essential uses in tax and business procedures.
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.
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.