32 C.F.R. § 2402.10
(a) In general. OSTP shall waive part or all of the fees assessed under § 2402.9 if, based upon information provided by a requester or otherwise made known to OSTP, the disclosure of the requested information is in the public interest. Disclosure is in the public interest if it is likely to contribute significantly to public understanding of government operations or activities and is not primarily for commercial purposes. Requests for a waiver or reduction of fees shall be considered on a case-by-case basis. To determine whether a fee waiver requirement is met, OSTP shall consider the following factors:
(2) Disclosure of the requested information is likely to contribute significantly to public understanding of those operations or activities. This factor is satisfied when the following criteria are met:
(3) The disclosure must not be primarily in the commercial interest of the requester. To determine whether disclosure of the requested information is primarily in the commercial interest of the requester, OSTP will consider the following criteria:
(d) Restrictions on charging fees. Except as described in paragraphs (c)(1) through (3) of this section, if OSTP fails to comply with the FOIA's time limits for responding to a request, it may not charge search fees. In addition, subject to the exceptions set forth in paragraphs (c)(1) through (3) of this section, if OSTP does not comply with the FOIA's time limits for responding to a request, it may not charge duplication fees when records are not sought for a commercial use and the request is made by an educational institution, non-commercial scientific institution, or representative of the news media.
(2) If OSTP determines that unusual circumstances, as defined by the FOIA, apply and more than 5,000 pages are necessary to respond to the request, then OSTP may charge search fees and duplication fees, where applicable, if the following steps are taken. OSTP must: