; (ii) the minority leader of the Senate shall provide the names of 3 individuals; (iii) the Speaker of the House of Representatives shall provide the names of 4 individuals; and (iv) the minority leader of the House of Representatives shall provide the names of 3 individuals. (B) Subsequent appointments Any vacancy of the Board shall be filled in the same manner as the original appointment. (3) Requirements Of the 7 members appointed under paragraph (1)— (A) not more than 4 members may be appointed from the same political party; (B) all members shall be appointed on the basis of technical qualification, professional standing, and demonstrated knowledge in emergency management, fire management, emergency medical services, public health, physical sciences, social science, behavioral science, or architectural and engineering with post-disaster evaluation or building forensics expertise in their respective field; (C) a minimum of 2 members shall have experience working at the State or municipal level in 1 of the fields described in subparagraph (B)