The department shall promulgate rules and regulations as necessary to implement the provisions of this chapter. History. — Code 1981, § 12-6A-11, enacted by Ga. L. 2018, p. 541, § 1/HB 332. 771 12-6A-12 CONSERVATION & NATURAL RES. 12-6A-12 12-6A-12. Annual grant when state owns property; calculations.