45 C.F.R. § 1602.13
(c) (1) The decision of the President or the Inspector General on an appeal shall be in writing and, in the event the denial is in whole or in part upheld, shall contain an explanation responsive to the arguments advanced by the requester, the matters described in § 1602.12(a)(1) through (4), and the provisions for judicial review of such decision under 5 U.S.C. 552(a)(4). The decision must also notify the requester of the dispute resolution services offered by the National Archives and Records Administration's Office of Government Information Systems as a non-exclusive alternative to litigation. A requester may contact the Office of Government Information Services in any of the following ways: