2.1 Registration request

The bodies of each Autonomous Community and their public law agencies and entities must submit, through the electronic registration procedure of the corresponding procedure of the Electronic Office of the Tax Agency ( Presentation of authorization forms for standardized supplies New window ) a form to the Special Delegation of the Tax Agency in its territorial scope. When registering the documentation, a receipt of receipt of the submission will be provided with the assigned Secure Verification Code, which the requesting body must retain during processing.

Forms from the bodies of the Autonomous Cities of Ceuta and Melilla will be sent to the Tax Agency Delegation of Ceuta and Melilla, respectively.

This form varies depending on the method through which the information is to be requested:

• Electronic headquarters of the Agency : The Registration Form for the request for tax information by Autonomous Communities for tax purposes will be sent through the Electronic Office (FORMCCAA) New window .

• Web Services : The Registration Form for the request for tax information by Autonomous Communities for tax purposes through web services will be sent ( Form to request information through web services CC.AA . New window ). For the web services route, along with the form in PDF format, the public key(s) of the electronic certificate(s) to be used will be sent in a ZIP file, the details of which are specified in the form itself (.cer extension).

The forms must be completed in full according to the instructions at the end of the forms.

In the event that correction is required, you will be notified and said correction will be sent through the electronic registration procedure for Answer requests or submit documentation related to a document received from the AEAT New of the electronic headquarters of the Tax Agency . It will be necessary to refer to the Secure Verification Code (CSV) provided in the Receipt of Presentation of the documentation to which the correction refers, so that both documents are correctly linked.

Once the registration has been made, the requesting body, organization or entity will be notified.

When for any reason a public body or one of its users no longer requires access to the information for which they are authorized, the Tax Agency will be notified so that the corresponding deregistration of organizations and/or users can be managed, using the deregistration forms available in the help documentation ( one for the headquarters routes New and another for web services New ) and following the same rules described regarding the registration regarding the recipient unit of the corresponding form .

In addition, these authorizations are periodically purged .