The county legislative bodies may release from double taxes, when they have been incurred, and correct errors in the tax list.
Code 1858, § 4213 (deriv. Acts 1851-1852, ch. 171, § 1); Shan., § 6043; Code 1932, § 10240; Acts 1978, ch. 934, § 15; T.C.A. (orig. ed.), § 5-526.