Amend CSHB 1 (House committee printing) as follows: (1) Under the Article XI appropriations to The University of Texas at Arlington (page XI-23), add the following appropriately numbered rider: ____. Appropriation: Sustainable Water Supply Research Center. Contingent on the passage of HB 1431, or similar legislation relating to the operation of a Sustainable Water Supply Research Center at The University of Texas at Arlington, by the 80th Legislature, Regular Session, in addition to the other amounts appropriated for the state fiscal biennium beginning September 1, 2007, the amount of $13,000,000 is appropriated out of the general revenue fund to The University of Texas at Arlington for the state fiscal biennium beginning September 1, 2007, for start-up and operational costs of the Sustainable Water Supply Research Center at the university. (2) Adjust the article totals (page XI-1) and university totals (page XI-23) appropriately.