Certain presumptions of law, such as the presumption of innocence, in some cases the presumption of guilt, the presumption of continuance of life for seven years, the presumption of a mental state once proved to exist, and all similar presumptions, may be rebutted by proof. History. Code 1981, § 24-14-21, enacted by Ga. L. 2011, p. 99, § 2/HB 24.