; and (II) on or after the day on which a Tribal government first receives or uses Federal financial assistance for that program or activity. (iv) Definition of program or activity In this subparagraph, the term program or activity has the meaning given the term in section 606 of the Civil Rights Act of 1964 ( 42 U.S.C. 2000d–4a ). (4) Enforcement by the government accountability office and library of congress Notwithstanding any other provision of this subsection, in the case of the Government Accountability Office and the Library of Congress, the authority of the Secretary under this subsection shall be exercised respectively by the Comptroller General of the United States and the Librarian of Congress, respectively. (b) Employees covered by congressional accountability act of 1995 The powers, remedies, and procedures provided in the Congressional Accountability Act of 1995 ( 2 U.S.C. 1301 et seq. ) to the Board (as defined in section 101 of that Act ( 2 U.S.C. 1301 )), or any person, alleging a violation of section 202(a)(1) of that Act ( 2 U.S.C. 1312(a)(1) ) shall be the powers, remedies, and procedures this Act provides to that Board, or any person, with regard to an allegation of a violation of section 3 or 6 against a covered individual described in section 2(4)(A)(iii) or described in section 2(4)(B) with respect to an employer described in section 2(6)(A)(i)(III). (c) Employees covered by chapter 5 of title 3, united states code The powers, remedies, and procedures provided in chapter 5 of title 3, United States Code, to the President, the Merit Systems Protection Board, or any person, alleging a violation of section 412(a)(1) of that title, shall be the powers, remedies, and procedures this Act provides to the President, that Board, or any person, respectively, with regard to an allegation of a violation of section 3 or 6 against a covered individual described in section 2(4)(A)(iv) or described in section 2(4)(B) with respect to an employer described in section 2(6)(A)(i)(IV). (d) Employees covered by