For the purpose of this Act—

(1) The term “Administrator” means the Administrator of General Services.

The term “advisory committee” means any committee, board, commission, council, conference, panel, task force, or other similar group, or any subcommittee or other subgroup thereof (hereafter in this paragraph referred to as “committee”), which is—

(A) established by statute or reorganization plan, or

(B) established or utilized by the President, or

(C) established or utilized by one or more agencies,

(3) The term “agency” has the same meaning as in section 551(1) of title 5, United States Code.

(4) The term “Presidential advisory committee” means an advisory committee which advises the President.

(Pub. L. 92–463, § 3, Oct. 6, 1972, 86 Stat. 770; 1977 Reorg. Plan No. 1, § 5F, eff. Nov. 20, 1977, 42 F.R. 56101, 91 Stat. 1634; Pub. L. 105–153, § 2(a), Dec. 17, 1997, 111 Stat. 2689.)