O.C.G.A. 24-8-20 (2010)
24-8-20. Establishment of lost office papers on motion

(a) Upon the loss of any original pleading, declaration, bill of indictment, special presentment, or other office paper, a copy may be established instanter on motion.

(b) An instrument on which an action has been brought shall be deemed an office paper after the case has gone to trial.