; and (ii) for the purposes of title 5, United States Code, and the rules issued under that title, the individual shall be considered to be an employee, as that term is defined in section 5331(a) of title 5, United States Code. (3) Limitation Except for the Chairperson, the appointment authority in paragraph (1) shall be limited to the number of full-time equivalent positions, in addition to 1 senior professional staff position at a level not to exceed the GS–15 level of the General Schedule and 1 administrative staff position, allocated to each member of the Board through the annual budget and allocation process of the Board. (i) Detailed staff (1) Federal employees (A) In general Upon request of the Board, the head of an agency described in subparagraph (B), or any other Federal department or agency that the Board may request, may detail, on a reimbursable basis, any of the personnel of that department or agency to the Board to assist the Board in carrying out the duties of the Board under this Act. (B) Relevant agencies For purposes of subparagraph (A), the following are agencies described in this subparagraph: (i) The Federal Emergency Management Agency. (ii) The Cybersecurity and Infrastructure Security Agency of the Department of Homeland Security. (iii) The National Oceanic and Atmospheric Administration, including the National Weather Service. (iv) The Department of Defense, including the Army Corps of Engineers. (v) The Department of Health and Human Services. (vi) The National Institutes of Health. (vii) The Centers for Disease Control and Prevention. (viii) The Coast Guard. (ix) The National Transportation Safety Board. (x) The National Institute of Standards and Technology. (xi) The Government Accountability Office. (xii) The Department of the Interior, including the United States Geological Survey. (xiii) Any Office of the Inspector General. (xiv) The Small Business Administration. (xv) The Chemical Safety and Hazard Investigation Board. (xvi) The Department of Housing and Urban Development. (xvii)