Tex. Fam. Code § 160.507
Current with legislation from the 2023 Regular and Special Sessions signed by the Governor as of November 21, 2023.
The court or the support enforcement agency shall order additional genetic testing on the request of a party who contests the result of the original testing. If the previous genetic testing identified a man as the father of the child under Section 160.505, the court or agency may not order additional testing unless the party provides advance payment for the testing.
Tex. Fam. Code § 160.507