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Obtain FNMT Digital Certificate in San Sebastián (2026)

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Cost

Free

Free

Time at office

15 minutes (only for accreditation)

Estimated time

Same day

Quick summary

How to get the citizen digital certificate (FNMT-RCM) in San Sebastián. Required for online procedures with administration. Free.

Required documents

  • Valid DNI or NIE

    Original identification document to present during the accreditation.

  • Compatible device with web browser

    Firefox or Internet Explorer for downloading the certificate (Firefox recommended).

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: 2026

Step by step

  • 1

    Request online request code

    Go to official site

    Access cert.fnmt.es and enter your NIF to obtain a request code that will be sent by email.

    !

    Expert tip

    "Use the same browser throughout the process (request, accreditation, and download)."

  • 2

    Accreditate your identity in person

    Go to a registration office (AEAT, Social Security or City Hall) in San Sebastián with your original DNI and the request code.

    !

    Expert tip

    "You can accredit at AEAT or Treasury of Social Security offices without booking an appointment in many cases."

  • 3

    Download the certificate

    Go to official site

    Within the next few hours (or the following 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 - San Sebastian

FNMT Registration Offices — San Sebastián (AEAT, TGSS, City Hall)

Monday to Friday: 09:00 - 14:00

Frequently asked questions

What is the purpose of the digital certificate?
For online procedures with AEAT (tax declaration), Social Security (labor record, benefits), DGT, civil registry and any e-administration branch.
Does the certificate expire?
The FNMT citizen digital certificate has a validity of 4 years. You can renew it online without going in person if it hasn't expired yet.

Official sources and useful links

This guide is for informational purposes only. Always check the official source for current information.