Rulemaking power of commissioner

The commissioner is given the authority to promulgate and enforce rules and regulations required to carry out this part and 23 U.S.C. § 136 , and to define those types of materials suitable for screening. Acts 1967, ch. 304, § 6; 1971, ch. 369, § 2; T.C.A., § 54-2306; Acts 1981, ch. 432, § 4; 1988, ch. 513, § 1. The commissioner is given the authority to promulgate and enforce rules and regulations required to carry out this part and 23 U.S.C. § 136 , and to define those types of materials suitable for screening. Acts 1967, ch. 304, § 6; 1971, ch. 369, § 2; T.C.A., § 54-2306; Acts 1981, ch. 432, § 4; 1988, ch. 513, § 1.