2021 Tennessee Code
Part 26 - Uniform Interstate Family Support Act — Registration, Enforcement, and Modification of Support Order
§ 36-5-2616. Procedure to Register Child Support Order of Foreign Country for Modification

A party or support enforcement agency seeking to modify, or to modify and enforce, a foreign child support order not under the Convention may register that order in this state under §§ 36-5-2601—36-5-2608 if the order has not been registered.  A petition for modification may be filed at the same time as a request for registration, or at another time.  The petition must specify the grounds for modification.