At any time an attorney is counsel in any action which the attorney knows is or may be related to another action either previously or presently pending in and assigned to a particular judge of a superior court in the same circuit involving some or all of the same subject matter, or some or all of the same factual issues, such attorney immediately shall so advise the judges involved, who will then make an appropriate determination as to which judge the action or actions should be assigned.
Ga. R. Sup. Ct. 4.8