2014 Tennessee Code
Title 36 - Domestic Relations
Chapter 5 - Alimony and Child Support
Part-1 26 - Uniform Interstate Family Support Act -- Registration, Enforcement, and Modification of Support Order [Effective on date designated by the department of human services]
C Registration and Modification of Child Support Order of Another State [Effective on date designated by the department of human services.]
§ 36-5-2609 - Procedure to register child support order of another state for modification. [Effective on date designated by the department of human services. See the Compiler's Notes.]

A party or support enforcement agency seeking to modify, or to modify and enforce, a child support order issued in another state shall register that order in this state in the same manner provided in §§ 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 later. The pleading must specify the grounds for modification.