; or (ii) to request review of any judicial, administrative, or other determination adversely affecting the constitutionality of such provision; . (b) Intervention as of right Section 530D of title 28, United States Code, is amended by adding at the end the following: (f) Intervention as of right The Senate or House of Representatives may intervene as of right in any proceeding referenced in subsection (a)(1)(B) in order to defend or assert the constitutionality of any provision of any Federal statute, rule, regulation, program, policy, or other law, or to appeal or request review of any judicial, administrative, or other determination adversely affecting the constitutionality of any such provision. Notwithstanding any otherwise applicable time limits or other provisions of law to the contrary, if such intervention is filed not later than 21 days after receipt of the notice required by this section the intervention shall be deemed timely and shall preserve the right of the Senate or House of Representatives to advance any applicable legal arguments in favor of the constitutionality of any such provision. . 3. Intervention and amicus authority for house of representatives Section 101 of the Legislative Branch Appropriations Act, 2000 ( 2 U.S.C. 5571 ), is amended— (1) by striking subsection (d)