Contracts to be written and signed

All contracts under which any highway funds are to be expended shall be in writing duly signed by the commissioner. Acts 1917, ch. 74, § 6; Shan., § 1720a29b23 (p. 6550); impl. am. Acts 1923, ch. 7, §§ 1, 2, 33; Shan. Supp., § 1720a7b54; Code 1932, § 3212; modified; Acts 1973, ch. 131, § 1; T.C.A. (orig. ed.), § 54-513; Acts 1981, ch. 264, § 5. All contracts under which any highway funds are to be expended shall be in writing duly signed by the commissioner. Acts 1917, ch. 74, § 6; Shan., § 1720a29b23 (p. 6550); impl. am. Acts 1923, ch. 7, §§ 1, 2, 33; Shan. Supp., § 1720a7b54; Code 1932, § 3212; modified; Acts 1973, ch. 131, § 1; T.C.A. (orig. ed.), § 54-513; Acts 1981, ch. 264, § 5.