; (2) travel and transportation; and (3) related lodging or subsistence. In addition to the foregoing appropriation, for move, replication, and related costs associated with a replacement leases for the Commission’s office facilities, not to exceed $39,658,000, to remain available until expended: Provided, That any unobligated balances from funds made available under this heading in prior Acts for replacement leases for the Commission’s headquarters and other regional office facilities may be used for such purposes at any Commission office facility, notwithstanding provisos in such Acts limiting use to particular office facilities, and notwithstanding provisos in such Acts requiring that de-obligated amounts derived from the general fund be returned to the general fund or that de-obligated amounts derived from fees or assessments be paid to national securities exchanges and national securities associations in proportion to any fees or assessments paid by such national securities exchange or national securities association. For purposes of calculating the fee rate under section 31(j) of the Securities Exchange Act of 1934 ( 15 U.S.C. 78ee(j) ) for fiscal year 2024, all amounts appropriated under this heading shall be deemed to be the regular appropriation to the Commission for fiscal year 2024: Provided, That fees and charges authorized by section 31 of the Securities Exchange Act of 1934 ( 15 U.S.C. 78ee ) shall be credited to this account as offsetting collections: Provided further, That not to exceed $2,363,900,000 of such offsetting collections shall be available until expended for necessary expenses of this account