Amend HB 3827 (Senate committee printing) by adding the appropriately numbered SECTION to the bill and renumbering subsequent SECTIONS of the bill accordingly: SECTION __. Subchapter F, Chapter 7, Water Code, is amended by adding Sec. 16.007 to read as follows: Sec. 7.257. DEFENSE TO MANUFACTURE OF REGULATED SUBSTANCE. (a) Notwithstanding any other law, a manufacturer of a substance delivered into a tank regulated under Sec. 7.156 may raise as an affirmative defense to any claims for responsibility for the properties of the substance that the substance was manufactured in strict accordance with state or federal specifications.