institution, or outside experts. A half of the members shall be commissioned from among outside experts with in-depth knowledge of duties of the relevant State agency or duties of disclosing information: Provided, That with respect to any State agency exclusively in charge of the work falling under Article 9 (1) 2 or 4, the head of such agency may separately set the commission ratio of outside experts and at least one third of members shall be commissioned from among outside experts. (4) The chairperson of the Council shall be designated or commissioned by the heads of State agencies, etc., from among persons who have the same qualifications as those of the members referred to in paragraph (3). (5) Article 23 (4) and (5) shall apply mutatis mutandis to the Council's members. (6) Matters necessary for the operation, functions, etc. of the Council shall be prescribed by the National Assembly Regulations, the Supreme Court Regulations, the Constitutional Court Regulations, the National Election Commission Regulations, and Presidential Decree. Article 13 (Notification of Decisions on Whether or Not to Disclose Information) (1) A public institution shall, when it decides to disclose information in accordance with Article 11, notify the relevant applicant of its decision, explicitly indicating the date, time and place of its disclosure, etc. (2) When applicants desire to have copies or replications of information, a public institution shall deliver them to applicants: Provided, That when it is likely to significantly obstruct the performance of duties due to excessive quantity of information to be disclosed, it may provide copies or replications of information to applicants after dividing them on a periodic basis or may furnish such copies while allowing the public to peruse them at the same time. (3) When disclosing information pursuant to paragraph (1), where the original forms of the relevant information are likely to be stained or damaged or where other reasonable grounds exist, a public institution may disclose the copies or replications of the relevant information. (4) When it decides not to disclose information pursuant to Article 11, a public institution shall promptly notify in writing the relevant applicant of such fact. In such cases, the public institution shall indicate the grounds for deciding not to disclose the information, and methods of and procedures for raising an objection in a concrete manner. Article 14 (Partial Disclosure of Information) Where any information, the disclosure of which is requested, consists of a part falling under any subparagraph of Article 9 (1) and the other part which may be disclosed, if it is possible to separate the two parts without being contrary to the purpose of requesting the disclosure of such information, the information shall be disclosed with the exception of the part falling under any subparagraph of Article 9 (1). Article 15 (Electronic Disclosure of Information) (1) Where an applicant makes a request to disclose information in an electronic format, which has been held and managed in an electronic format, a public institution shall comply with such request, except for cases where it is highly impracticable to comply with such request due to the nature of the relevant