[2014.] Freedom of Information Act 2014. [No. 30.]PT.3 S.23 (i) a decision to refuse to grant an FOI request, or (ii) a decision under section 21 in relation to a decision referred to in subparagraph (i), is made under section 22, and (b) the Commissioner considers that the statement of the reasons for the decision referred to in paragraph (a)(i) in the notice under subsection (1) of section 13 or of the findings or particulars referred to in subsection (2)(d)(ii) of that section in relation to the matter is not adequate, the Commissioner shall direct the head concerned to furnish to the requester concerned and the Commissioner a statement, in writing or such other form as may be determined, containing any further information in relation to those matters that is in the power or control of the head. (2) A head shall comply with a direction under this section as soon as may be, but not later than 3 weeks, after its receipt. CHAPTER 5 Appeal to High Court Appeal to High Court, etc. 24. (1) A party to an application under section 22 or any other person affected by the decision of the Commissioner following a review under that section may appeal to the High Court— (a) on a point of law from the decision, or (b) where the party or person concerned contends that the release of a record concerned would contravene a requirement imposed by European Union law, on a finding of fact set out or inherent in the decision. (2) The requester concerned or any other person affected by— (a) the issue of a certificate under section 34, (b) a decision, pursuant to section 13, to refuse to grant an FOI request in relation to a record the subject of such a certificate, or (c) a decision, pursuant to section 21, to refuse to grant, or to uphold a decision to refuse to grant, such a request, may appeal to the High Court on a point of law against such issue or from such decision. (3) A person may appeal to the High Court from— (a) a decision under section 21, or (b) a decision specified in any of paragraphs (a) to (g) of subsection (1) of that section (other than such a decision made by a person to whom the function stood 43