When there is an even number of directors of such district and there is a tie vote on any matter coming before the board of directors, then the chair has the right to give the deciding vote.
Tenn. Code Ann. § 69-5-605, under Board of Directors.
Tenn. Code Ann. § 69-5-605
When there is an even number of directors of such district and there is a tie vote on any matter coming before the board of directors, then the chair has the right to give the deciding vote.