O.C.G.A. § 48-4-21: Right of redemption; disposition of unredeemed property by county governing authority.

(a) When real property sold under and by virtue of tax executions is successfully bid on by the governing authority of a county, the owner of such property shall have the privilege of redeeming it as in other cases.

(b) The governing authority of the county may dispose of real property purchased under a tax execution, and remaining unredeemed, as provided in this title.