equivalent of the annual rate of basic pay in effect for a position at level IV of the Executive Schedule under section 5315 of title 5, United States Code, for each day during which that member is engaged in the actual performance of the duties of the Commission. (k) Security clearances for commission members and staff The appropriate Federal agencies or departments shall cooperate with the Commission in expeditiously providing to the Commission members and staff appropriate security clearances to the extent possible pursuant to existing procedures and requirements, except that no person may be provided with access to classified information under this subsection without the appropriate security clearances. (l) Termination (1) In general The Commission, and all the authorities of this section, shall terminate 60 days after the date on which the report is published under subsection (b)(4). (2) Administrative activities before termination The Commission may use the 60-day period referred to in paragraph (1) for the purpose of concluding its activities, including providing testimony to committees of Congress concerning its reports and disseminating the public report. (m) Funding (1) In general There is authorized to be appropriated to the Commission $4,000,000 to carry out this section. (2) Duration of availability Amounts made available to the Commission under paragraph (1) are authorized to remain available until the termination of the Commission.