Amend CSHB 252 on page 9, between lines 14 and 15, by inserting the following: Sec. 153.611. EXCEPTION FOR CERTAIN TITLE IV-D PROCEEDINGS. Notwithstanding any other provision of this subchapter, this subchapter does not apply to a proceeding in a Title IV-D case relating to the determination of parentage or establishment, modification, or enforcement of a child support or medical support obligation.