Cl@ve It is the common electronic identification system that allows citizens to authenticate in a secure way in their procedures with the Public Administrations. Thanks to Cl@ve, you can access digital services easily, with full security guarantees and without the need to use multiple passwords or certificates.

To use Cl@ve, prior registration is required. There are four registration modalities, organized in two levels according to the degree of security required:

If you register online through the Internet automatic videoidentification or with invitation letter, you'll get one basic level of registration. This level allows you to access many services, but It is not valid for everyone, and You will not be able to use Cl@ve Signature.
To access procedures that require greater security, you will need a advanced level of registration, which you can get:

• Through Video identification reviewed by a public employee (No need to go in person).
• With electronic certificate or DNIe.
• Of form in-person in an office.

Once you have completed the registration in any of the modalities, you will receive:

• One nOtification on your mobile device, if you did it by video identification.
• One Welcome SMS The mobile number you registered.

From that moment, you can use the Mobile Cl@ve system from the Cl@ve APP or activate your Permanent Cl@ve password and start identifying yourself in the public services.
You can register and consult all the information from the web of the Tax Agency.