37 Tex. Admin. Code § 15.131
The department may contract with a person or a small or large business to provide advertising in any Texas Driver Handbook or mailing. The ad price will be based on circulation at the time of ad purchase, ad placement, and printing costs. The frequency of printing the handbooks or mailings is driven by the department.
(2) The following subjects or types of advertising may not be included in the handbook or mailings:
Source Note:The provisions of this §15.131 adopted to be effective February 15, 2000, 25 TexReg 1128; amended to be effective December 13, 2009, 34 TexReg 8788.