Senate at least 5 days in advance of such transfer. 504. (a) Section 504 of the Department of Homeland Security Appropriations Act, 2017 (division F of Public Law 115–31 ), related to the operations of a working capital fund, shall apply with respect to funds made available in this Act in the same manner as such section applied to funds made available in that Act. (b) Funds from such working capital fund may be obligated and expended in anticipation of reimbursements from components of the Department of Homeland Security. 505. (a) Except as otherwise specifically provided by law, not to exceed 50 percent of unobligated balances remaining available at the end of fiscal year 2024, as recorded in the financial records at the time of a reprogramming notification, but not later than June 30, 2025, from appropriations for Operations and Support for fiscal year 2024 in this Act shall remain available through September 30, 2025, in the account and for the purposes for which the appropriations were provided. (b) Prior to the obligation of such funds, a notification shall be submitted to the Committees on Appropriations of the House of Representatives and the Senate in accordance with section 503 of this Act. 506. (a) Funds made available by this Act for intelligence activities are deemed to be specifically authorized by the Congress for purposes of section 504 of the National Security Act of 1947 ( 50 U.S.C. 414 ) during fiscal year 2024 until the enactment of an Act authorizing intelligence activities for fiscal year 2024. (b) Amounts described in subsection (a) made available for Intelligence, Analysis, and Situational Awareness—Operations and Support that exceed the amounts in such authorization for such account shall be transferred to and merged with amounts made available under the heading Management Directorate—Operations and Support . (c) Prior to the obligation of any funds transferred under subsection (b), the Management Directorate shall brief the Committees on Appropriations of the House of Representatives and