How to obtain the FNMT Digital Certificate in A Coruña (2026)
Cost
Free
Free of charge
Time at office
15 minutes (only identity verification)
Estimated time
The same day
Quick summary
Instructions on how to get the citizen digital certificate (FNMT-RCM) in A Coruña. Required for online transactions with administration. Free of charge.
Required documents
-
Valid DNI or NIE
Original ID document to present during the verification process.
-
Compatible computer with browser
Firefox or Internet Explorer for downloading the certificate (recommended Firefox).
: 2026
Step by step
- 1
Request your online application code
Go to official siteLog in to cert.fnmt.es and enter your NIF to get an application code that will be sent by email.
!Expert tip
"Use the same browser throughout the process (application, verification, and download)."
- 2
Verify your identity in person
Visit a registration office (AEAT, Social Security, or City Hall) in A Coruña with your original DNI and the application code.
!Expert tip
"You can verify at an AEAT office or at Social Security Treasury; appointment not required in many cases."
- 3
Download the certificate
Go to official siteWithin hours (or the next day), return to cert.fnmt.es with the same browser and download the certificate.
!Expert tip
"Make a secure backup of the certificate (.p12) with a strong password."
Offices and service points - Coruna
FNMT Registration Offices — A Coruña (AEAT, TGSS, City Hall)
Frequently asked questions
What is the digital certificate used for?
Does the certificate expire?
Trámites relacionados
Official sources and useful links
This guide is for informational purposes only. Always check the official source for current information.