4 Tex. Admin. Code § 21.40
(a) For purposes of this subchapter, the following citrus tree varieties are designated as mandatory for citrus budwood certification:
Source Note:The provisions of this §21.40 adopted to be effective July 26, 2006, 31 TexReg 5800; amended to be effective June 3, 2007, 32 TexReg 2836.