If any property owner defaults in the payment of any installment and interest on the installments, all of the installments, with interest, and an additional sum equal to one-half (½) the annual interest, shall become immediately due and payable.Acts 1913 (1st Ex. Sess.), ch. 18, § 7; Shan., § 1991a33; Code 1932, § 3440; T.C.A. (orig. ed.), § 6-1137.
Tennessee Legal Code