(a) (1) The County Executive shall appoint a chair and vice chair of the county board from among the members of the county board.
(2) The County Executive shall select the vice chair from among the elected members of the county board.
(3) The term of the chair and vice chair appointed under this subsection shall be 2 years.
(b) Subject to the provisions of § 4–403 of this article, the affirmative vote of the members of the county board for the passage of a motion by the county board shall be:
(1) Except as otherwise provided in item (2) of this subsection:
(i) Eight members when the student member is voting; or
(ii) Seven members when the student member is not voting; or
(2) When there are two or more vacancies on the county board:
(i) Seven members when the student member is voting; or
(ii) Six members when the student member is not voting.