The express consent of the affected ones is necessary (as it transpires of the article 9.2 RD 1110/2015, in connection with the article 7.3 LOPD) so that a Public Administration, in this case, the sanitary Institution that formulates the consultation, can request to the RCDS the certificate for crimes of sexual nature, so that it cannot be considered that the article 28.2 of the LPACAP fits out the request of a certificate in the RCDS boasting the consent of the affected ones.