It is not the intention or the purpose of this part to repeal any law enacted prior to January 1, 1980, granting to any county board of tax assessors additional powers or authority not contained in this part.
(Ga. L. 1937, p. 517, § 6; Code 1933, § 91A-1446, enacted by Ga. L. 1978, p. 309, § 2.)