During fiscal year 1997 and fiscal years thereafter, amounts appropriated to the Architect of the Capitol (including amounts relating to the Botanic Garden) may be transferred among accounts available to the Architect of the Capitol upon the approval of—

(1) the Committee on Appropriations of the House of Representatives, in the case of amounts transferred from the appropriation for Capitol buildings and grounds under the heading "house office buildings";

(2) the Committee on Appropriations of the Senate, in the case of amounts transferred from the appropriation for Capitol buildings and grounds under the heading "senate office buildings"; and

(3) the Committees on Appropriations of the Senate and the House of Representatives, in the case of amounts transferred from any other appropriation.