Qualified certificates for electronic signatures shall contain:

(a) an indication, at least in a form suitable for automated processing, that the certificate has been issued as a qualified certificate for electronic signature;

(b) a set of data unambiguously representing the qualified trust service provider issuing the qualified certificates including at least:

- for a legal person: the name and, where applicable, registration number as stated in the official records,

- for a natural person: the person's name;

(c) at least the name of the signatory, or a pseudonym; if a pseudonym is used, it shall be clearly indicated;

(d) electronic signature validation data that corresponds to the electronic signature creation data;

(e) details of the beginning and end of the certificate's period of validity;

(f) the certificate identity code, which must be unique for the qualified trust service provider;

(g) the advanced electronic signature or advanced electronic seal of the issuing qualified trust service provider;