Amends the Fire Protection District Act. Provides that the Elk Grove Rural Fire Protection District shall be dissolved by operation of law on July 31, 2024. Includes procedures relating to winding up the district, including appointment of a trustee-in-dissolution or receiver to take the place of the board of trustees of the District and wind up the district. Provides that, notwithstanding any other provision of law, board of trustee members of the Elk Grove Rural Fire Protection District serving on October 1, 2023 shall continue as trustees until dissolution of the Elk Grove Rural Fire Protection District or termination of their terms by the appointment of a trustee-in-dissolution or receiver. Provides for the reinstatement of the terms of any trustee serving on October 1, 2023 whose term expired or whose term was vacated between October 1, 2023 and the effective date of the amendatory Act. Effective immediately. House Floor Amendment No. 1 Replaces everything after the enacting clause. Reinserts the provisions of the introduced bill with the following changes. Provides that the Elk Grove Rural Fire Protection District is dissolved by operation of law effective immediately upon the occurrence of specified conditions (rather than on July 31, 2024). Appoints the president of the board of trustees of the Elk Grove Rural Fire Protection District serving on October 1, 2023 and the mayor of the Village of Mount Prospect to close up the business affairs of the Elk Grove Rural Fire Protection District, needing unanimous agreement to approve actions. After the District is dissolved, allows any bank or other financial institution at which the District has accounts to transfer, upon presentment of a certified copy of the resolution passed by the Cook County Board of Commissioners approving the accounting, the funds in the District's accounts to the Village of Mount Prospect. Provides that, notwithstanding the Special Service Area Tax Law, the special service area created by the Village of Mount Prospect and approved by Cook County in order to take the place of the Elk Grove Rural Fire Protection District's tax levy after dissolution shall not require geographical contiguity. Removes provisions about the District delegating its authority and obligations to one or more authorized delegees and other provisions about winding up the affairs of the District after dissolution. Effective immediately.