If a child support order issued by a tribunal in Georgia is modified by a tribunal of another state which assumed jurisdiction pursuant to this article, a tribunal of Georgia:
(1) May enforce its order that was modified only as to arrears and interest accruing before the modification;
(2) May provide appropriate relief for violations of its order which occurred before the effective date of the modification; and
(3) Shall recognize the modifying order of the other state, upon
registration, for the purpose of enforcement.
L. 1997, p. 1613, § 33; Ga. L. 2013, p. 705,