1 retrieving information on persons who have consented to the same, unless specifically otherwise provided on access to secret information. Section 30 — Granting access to secret information to the authority of a foreign state or to an international institution In addition to the specific statutory provisions on the same, an authority may grant access to a secret official document to an authority of a foreign state or to an international institution, if an international agreement binding on Finland contains a provision on such co-operation between Finnish and foreign authorities, or there is a provision to this effect in an act binding on Finland, and if the Finnish authority in charge of the co-operation could under this Act have access to the document. Section 31 — Declassification (1) An official document shall no longer be secret when the period of secrecy provided in an Act or ordered on the basis of an Act has ended or when the authority which has ordered the secrecy of the document has repealed that order. (2) The period of secrecy for official documents is 25 years, unless otherwise provided or ordered. A document which is secret for the protection of private life, as provided in section 24(1)(24)—(32), or a comparable document which is kept secret by virtue of another Act or an order based on another Act shall be kept secret for 50 years after the death of the person whom the document concerns or, if the time of death is unknown, for 100 years. (3) If it is obvious that the declassification of the document would, even after the period provided in this section, cause significant harm to the interests protected by the secrecy provision, the Government may extend the period by at most 30 years. (4) The period of secrecy of an official document shall run from the date on the document or, if the document bears no date, from the day of its completion. The period of secrecy of a document handed in by a private person shall run from the day when the authority has received the document. Section 32 — Application to the duty of non-disclosure The provisions in this chapter on secrecy and declassification apply, where appropriate, also to information subject to the duty of non-disclosure. Chapter 8 — Miscellaneous provisions Section 33 — Appeal (1) The decision of an authority shall be subject to appeal, as provided in the Act on Administrative Judicial Procedure (586/1996), unless otherwise provided in paragraph (2). A decision of an authority other than those listed in section 7 of the Act on Administrative Judicial Procedure shall be appealed before the Supreme Administrative Court. However, an appeal against the decision of a local or regional authority and a decision of a institution, corporation, foundation or private individual exercising public authority, as referred to in section 4(1)(8) and 4(2), shall be lodged with the Administrative Court which has jurisdiction under section 12 of the Act on Administrative Judicial Procedure. (2) If a party to the case requests access to a document related to a pending trial, the pertinent court order shall be subject to appeal in accordance with the procedure for appeals in the main issue. In addition, the provisions on the Act on the Openness of Court Proceedings apply to the right of appeal. Section 34 — Charges A copy of a document and the provision of access to information in the form of a printout or by means of a technical interface, otherwise electronically or in a comparable manner, as well as the retrieval and delivery service provided by an 14