§10–406.

    (a)    If five members of the Board are present, the concurring vote of at least four members is necessary to:

        (1)    reverse any order, requirement, or decision of an administrative officer or unit;

        (2)    decide in favor of the applicant on any matter on which the Board is required to act under a local law; or

        (3)    effect any variation in a local law.

    (b)    If four members of the Board are present, the concurring vote of at least three members is necessary to take any action under this section.