given to see that it is as affordable an amount as possible. 3. When it is deemed that there is economic hardship or other special reasons, as provided for by Cabinet Order, the head of an administrative organ may reduce or exempt the fee of paragraph 1. Article 17 Delegation of Authority and Functions As provided for by Cabinet Order (In the case of organs under Cabinet jurisdiction and the Board of Audit, orders of said organ.), the head of an administrative organ may delegate to an employee of said administrative organ the authority and functions provided for in this Chapter. Chapter 3 Appeals, Etc. Section 1 References, Etc. Article 18 References to the Review Board When there is an appeal of a disclosure decision, etc. in accordance with the Administrative Complaint Investigation Law (Law No. 160 of 1962), the head of the administrative organ who is expected to make a ruling or decision on the appeal, excluding cases that fall within either of the following subparagraphs, shall make a reference to the Information Disclosure Review Board (When the head of the administrative organ who is expected to make a ruling or decision on the appeal is head of the Board of Audit, a review board separately provided for by law. In Section 3 generically referred to as the "Review Board."). (1) When the appeal is unlawful and is rejected. (2) When upon a ruling or decision the disclosure decision, etc. (Excluding decisions to the effect of disclosing all the administrative documents concerned with a disclosure request. Hereinafter in this subparagraph and in Article 20 the same.) concerned with the appeal is revoked or altered, and all the administrative documents concerned with the appeal are to be disclosed. However, this shall exclude cases in which an opposition written opinion regarding the disclosure decision, etc. has been submitted. Article 19 Notification of Reference The head of an administrative organ who makes a reference according to the provisions of the preceding Article (Hereinafter referred to as the "reference agency.") shall notify the following listed persons to the effect that the reference was made. (1) The appellant and intervenor. (2) The requester (Excluding cases in which the requester is the appellant or intervenor.). (3) Third persons who have submitted an opposition written opinion about the disclosure decision, etc. that is concerned with the appeal (Excluding cases in which the third person is the appellant or an intervenor.). Article 20