1976—Subsec. (d). Pub. L. 94–409 inserted “portion of an” after “to any” and substituted provisions relating to determinations for closing to the public such portion of the meeting in accordance with section 552b (c) of title 5, for provisions relating to determinations of matters listed in section 552 (b) of title 5.

Amendment by Pub. L. 94–409 effective 180 days after Sept. 13, 1976, see section 6 of Pub. L. 94–409, set out as an Effective Date note under section 552b of this title.

“Administrator”, meaning Administrator of General Services, substituted for “Director”, meaning Director of Office of Management and Budget, in subsec. (a)(2), (3) pursuant to Reorg. Plan No. 1 of 1977, § 5F, 42 F.R. 56101, 91 Stat. 1634, set out in this Appendix, which transferred functions of Office of Management and Budget and Director thereof relating to Committee Management Secretariat to Administrator of General Services, effective Nov. 20, 1977, as provided by section 1 of Ex. Ord. No. 12024, Dec. 1, 1977, 42 F.R. 61445, set out under section 2 of this Act in this Appendix.