Amend CSSB 20 (Senate committee printing) by striking SECTION 2.02 of the bill (page 1, lines 48 through 54) and substituting the following: SECTION 2.02. (a) Subject to Subsection (b) of this section, this article takes effect only if the constitutional amendment proposed by the 81st Legislature, Regular Session, 2009, authorizing the legislature to provide for the ad valorem taxation of a residence homestead solely on the basis of the property's value as a residence homestead is approved by the voters. If that amendment is not approved by the voters, this article has no effect. (b) This article takes effect only if a specific appropriation to the Texas Education Agency is included in Senate Bill No. 1 (General Appropriations Act), Acts of the 81st Legislature, Regular Session, 2009, intended to offset the cost to the Foundation School Program resulting from the implementation of this article.