Texas Family Code - FAM § 155.001. Acquiring Continuing, Exclusive Jurisdiction

(1) a voluntary or involuntary dismissal of a suit affecting the parent-child relationship;

(2) in a suit to determine parentage, a final order finding that an alleged or presumed father is not the father of the child, except that the jurisdiction of the court is not affected if the child was subject to the jurisdiction of the court or some other court in a suit affecting the parent-child relationship before the commencement of the suit to adjudicate parentage; and

(3) a final order of adoption, after which a subsequent suit affecting the child must be commenced as though the child had not been the subject of a suit for adoption or any other suit affecting the parent-child relationship before the adoption.