Freedom of Information Act 152.3 a. conducting mediation proceedings (Art. 13) and making a recommendation (Art. 14), should mediation not succeed; b. providing information ex officio, or at the request of individuals or authorities, on the modalities governing access to official documents; c. commenting on draft legislation and measures of the Federal Government which have a fundamental impact on the principle of freedom of information. Art. 19 Evaluation 1 The Commissioner shall review the execution and effectiveness of this Act and, in particular, the costs incurred in its implementation, and shall report on a regular basis to the Federal Council. 2 The Commissioner shall submit the first report on the implementation costs of this Act to the Federal Council within three years of its entry into force. 3 The reports of the Commissioner shall be published. Art. 20 Right to Information and Inspection 1 Within the context of mediation proceedings, the Commissioner shall have access to official documents, even if they are subject to secrecy. 2 The Commissioner and his secretariat shall be subject to official secrecy to the same extent as the authorities whose official documents they inspect or from whom they obtain information. Section 5: Final Provisions Art. 21 Implementation The Federal Council may, in particular, enact provisions governing the: a. processing of official documents; b. information pertaining to official documents; c. publication of official documents. Art. 22 Amendments of existing legislation Amendments to existing legislation are regulated in the Annex. Art. 23 Transitional provisions This Act shall apply to official documents produced or received by authorities after its commencement. 7