The principal representative of a state agency shall not enter into a contract with an individual or a person as a contractor unless the contract includes a certification by the individual or person that the individual or person will not engage in the unlawful manufacture, sale, distribution, dispensation, possession, or use of a controlled substance or marijuana during the performance of the contract. History. — Code 1981, § 50-24-4, enacted by Ga. L. 1990, p. 1081, § 1. 50-24-5. Suspension, termination, or debarment of contractors.