Over the internet by letter of invitation

If you do not have an electronic certificate, you can register at Cl@ve on the Internet, requesting the invitation letter, which will be sent by postal mail to your tax address, and completing the registration with the Secure Verification Code (CSV) as stated in the letter

This modality provides a basic registration level.

You can see the steps in the following video:

You can also check the steps in this infographic:

Infographic: Registration by invitation letter (PDF download)

You can register through this modality by following the following steps:

A. Request letter invitation and registration in Cl@ve with CSV

To register in the Cl@ve system, go to the "Register in Cl@ve" option of the portalCl@ve registration. You can also request the letter from theapp Cl@ve PIN.

1. Identify yourself with your ID or NIE. Depending on the type of document, different additional data will be requested below:

ID: indicates the date of validity or the date of issuance.
Permanent ID (no period of validity) it is only possible to use the date of issuance.
NIE: the support number that appears in your document will be requested.

2. Pressing "Continue" will validate the entered data. If they are correct, the next window will offer the two online registration channels without an electronic certificate: with CSV, upon request of an invitation letter, and by video call.

3. Click the "Yes, send me an invitation letter to my tax address" button. If the application is recorded correctly, the message is displayed confirming the sending of the letter invitation to the tax address that is listed in the database of the Tax Agency at that time.

4. Click the “Accept” button.

Remember that, for this type of registration, in addition to the DNI, you need a mobile phone number (only one DNI/NIE can be associated to the same mobile number) and an email address.

B. Once we have the invitation letter we can supplement the registration in the Cl@ve System

Steps that you should take below:

Locate the Secure Verification Code (CSV) on the letter. It is a code of 16 numbers and letters in upper case. Go back to the same option "Register at Cl@ve".

1. Identify yourself with your ID or NIE. Depending on the type of document, different additional data will be requested below:

ID: indicates the date of validity or the date of issuance.
Permanent ID (no period of validity) it is only possible to use the date of issuance.
NIE: the support number that appears in your document will be requested.

2. Mark the option "I already have an invitation letter" and press the button "Continue."

3. Complete the 16-character Secure Verification Code (CSV) which appears in the letter and presses "Continue."

4. Once the identification data has been validated, the mobile phone and email must be provided.

5. Read and accept the conditions.

At that time you will receive the confirmation of registration in the identification system.

Try doing it yourself