; (B) two shall be appointed for a term of 3 years; (C) two shall be appointed for a term of 2 years; and (D) two shall be appointed for a term of 1 year. (3) Vacancies Any member appointed to fill a vacancy occurring before the expiration of the term for which the member’s predecessor was appointed shall be appointed only for the remainder of that term. A vacancy shall be filled in the manner in which the original appointment was made. (e) Basic pay Members shall be paid at a rate set by the Secretary of Health and Human Services that is consistent with title 5, United States Code. (f) Travel expenses Each member shall receive travel expenses, including per diem in lieu of subsistence, in accordance with applicable provisions under subchapter I of chapter 57 of title 5, United States Code. (g) Chair The Secretary of Health and Human Services shall designate one member to serve as chair of the Firearm Safety Board. (h) Vice Chair The members of the Gun Safety Board shall elect one member to serve as vice chair of the Firearm Safety Board. (i) Meetings The Board shall meet at least once each month at the call of the chair. (j) Staff The chair may appoint and, consistent with title 5, United States Code, fix the pay of additional personnel as the chair considers appropriate. (k) Firearm For the purposes of this Act, the term firearm shall have the meaning given the term in section 921 of title 18, United States Code. (l) Authorization of appropriations There is authorized to be appropriated to carry out this Act $25,000,000 for each fiscal year beginning after the date of the enactment of this Act.