(a) If all of the parties who are individuals reside in this state and the child does not reside in the issuing state, a tribunal of this state has jurisdiction to enforce and to modify the issuing state's child support order in a proceeding to register that order.
(b) A tribunal of this state exercising jurisdiction under this section shall apply the provisions of Subchapters B and C, this subchapter, and the procedural and substantive law of this state to the proceeding for enforcement or modification. Subchapters D, E, F, H, and I do not apply.
Official text of the Texas Family Code as published by the Texas Legislative Council.