Electronic signature validity in Mexico
In short
Yes. The Mexican Commercial Code recognizes electronic signatures in articles 89 to 114.
SignSolú offers a simple electronic signature with an evidence file.
Every fact in this guide cites its official source.
Is a SignSolú signature valid in Mexico?
Yes. The Mexican Commercial Code recognizes electronic signatures in articles 89 to 114.
What does the law say?
Article 89 bis says a data message shall not be denied legal effect.
Article 93 meets the written form when the information is attributable and accessible.
Article 97 sets when an electronic signature counts as advanced or reliable.
Official source Commercial Code, Chamber of Deputies.
What type of signature does SignSolú offer?
SignSolú offers a simple electronic signature with an evidence file.
The evidence file of each document keeps this evidence.
- Server-recorded date and time of every event.
- Public IP address, approximate location and device of the signer.
- Drawn signature embedded in the PDF.
- SHA-256 hash of the signed document.
- Public verification at signsolu.com/verificar without an account.
- Bilingual audit certificate when someone signs in English.
Which documents need another form in Mexico?
These acts require a notary, a public deed or the SAT e.firma.
- Wills.
- Notarial powers of attorney for acts of ownership.
- Sale of real estate.
- Mortgages and security interests over property.
- Civil registry records.
- Incorporation of companies.
- Tax filings with the SAT.
How is a SignSolú signature proven?
The audit certificate gathers the evidence of every signer.
Anyone can compare the PDF hash at signsolu.com/verificar.
Published by SignSolú, a Mexican e-signature platform that works over WhatsApp.