The identification process for obtaining the idCAT is as provided for in article 7 of Law 6/2020, of November 11, law regulating certain aspects of electronic services of trust, which establishes that a certificate can be issued in the name of a third party, provided that the signature of the application has been legitimized by a notary (this certifies that the signature corresponds to the person filling out the document). The idCAT application form must be filled in, printed and taken to the reference notary for legalization.