43 Tex. Admin. Code § 23.18
(a) Advertising rates. The department will calculate advertising rates for each travel information publication that the department considers appropriate for advertising. The department will publish the advertising rate information on a continuous basis on the department's website and at least annually in the Texas Register. The published information will include information about:
Source Note:The provisions of this §23.18 adopted to be effective January 7, 2015, 40 TexReg 95.