Amend CSSB 1499 in SECTION 1 by adding a new Sec. 223.178 to the proposed Subchapter E, Transportation Code to read as follows: Sec. 223.178. FURTHER LIMITATION. (a) Before December 1, 2009, the department may not use design-build contracts under this subchapter for more than 24 projects. (b) The amount of money disbursed by the department from all sources during a federal fiscal year to pay the costs of contracts under this section may not exceed fifteen percent of the obligation authority under the federal aid highway program that is distributed to the state for the fiscal year.