IV of the Executive Schedule under section 5315 of that title. (k) Security clearance (1) Panel members and Director clearances To be eligible for appointment under subsection (d)(2) to serve as a member of the Panel, and to be eligible to serve as the Director and as other personnel of the Panel, an individual shall be eligible for the necessary security clearance. (2) Accelerated processing The appropriate Federal agencies or departments shall cooperate with individuals referred to in paragraph (1) in expeditiously providing to such individuals security clearances to the extent possible pursuant to existing procedures and requirements, except that no person shall be provided with access to classified information under this section without the appropriate security clearances. (l) Experts and consultants Subject to rules prescribed by the Panel, the Panel may procure temporary and intermittent services under section 3109(b) of title 5, United States Code, but at rates for individuals not to exceed the daily equivalent of the maximum annual rate payable for level IV of the Executive Schedule under section 5315 of that title. (m) Staff of Federal agencies Upon request of the Panel, the head of any Federal department or agency may detail, on a reimbursable basis, any of the personnel of that department or agency to the Panel to assist it in carrying out its duties under this section. (n) Powers of the Panel (1) Hearings and sessions The Panel may, for the purpose of carrying out this section, hold hearings, sit and act at times and places, take testimony, and receive evidence as the Panel considers appropriate. The Panel may administer oaths or affirmations to witnesses appearing before it. (2) Powers of members and agents Any member or agent of the Panel may, if authorized by the Panel, take any action which the Panel is authorized to take by this section. (3) Obtaining official data The Panel may secure directly from any department or agency of the United States information necessary to enable it to carry out