(1) The passport authorities shall keep registers of passports.
(2) In addition to the photograph and signature of the passport holder and the necessary processing notes, the passport register may record only the following data:
1. surname and name at birth, if different;
2. forename(s),
3. doctoral degree,
4. religious name, pseudonym,
5. date and place of birth,
6. sex,
7. height and eye colour,
8. current address,
9. country of citizenship,
10. serial number,
11. date of expiry,
12. proof of authorizations issued pursuant to Section 19 (4) second sentence,
13. surname, forename(s), date of birth and signature of legal representatives,
14. issuing authority,
15. notes on orders pursuant to Sections 7, 8 and 10,
16. information concerning the passport holder’s obligation to furnish a declaration pursuant to Section 29 of the Nationality Act.
(3) The passport register shall serve the following purposes:
1. issuing passports and verifying their authenticity,
2. verifying the identity of the passport holder or the person to whom the passport was issued,
3. enforcing this Act.
(4) Personal data in the passport register shall be stored at least until a new passport is issued but no longer than five years after the expiration of the relevant passport, when they shall be deleted. Passport authorities pursuant to Section 19 (2) exercising consular responsibilities shall retain such data for 30 years.
(5) The competent passport authority shall provide documentation with regard to passports for which it has issued an authorization pursuant to Section 19 (4) second sentence.