Ind. Code § 25-19-1-6
(d) A quorum of the board consists of a majority of the appointed members. A majority vote of the quorum is required for action of the board.
Formerly: Acts 1969, c.84, s.6. As amended by Acts 1981, P.L.222, SEC.139; P.L.169-1985, SEC.61; P.L.149-1987, SEC.42; P.L.28-1999, SEC.1; P.L.1-2006, SEC.439; P.L.105-2008, SEC.34; P.L.249-2019, SEC.86.