37 Tex. Admin. Code § 1.151
The director of the Texas Department of Public Safety is authorized to exempt certain vehicles from having printed on them the inscription set out in Texas Civil Statutes, Article 6701m-1, because of their use in police and administrative activity. Such exempted vehicles will be routinely involved in confidential, legal, and personnel investigations which require that they be able to accomplish the task undetected.
Source Note:The provisions of this §1.151 adopted to be effective January 1, 1976; amended to be effective December 5, 1978, 3 TexReg 4089; amended to be effective January 1, 1980, 4 TexReg 4630; amended to be effective April 20, 1992, 17 TexReg 2404.