O.C.G.A. § 24-10-1004: Admissibility of other evidence of contents of a writing, recording, or photograph.

The original shall not be required and other evidence of the contents of a writing, recording, or photograph shall be admissible if:

(1) All originals are lost or have been destroyed, unless the proponent lost or destroyed them in bad faith;

(2) No original can be obtained by any available judicial process or procedure;

(3) At a time when an original was under the control of the party against whom offered, that party was put on notice, by the pleadings or otherwise, that the contents would be a subject of proof at the hearing, and that party does not produce the original at the hearing; or

(4) The writing, recording, or photograph is not closely related to a controlling issue.