16 Tex. Admin. Code § 9.211
In addition to NFPA 58 §9.4.6.2, each LP-gas transport and container delivery unit in LP-gas service shall be marked on each side and the rear with the name of the licensee or the ultimate consumer operating the unit. Such lettering shall be legible and at least two inches in height and in sharp color contrast to the background. The Safety Division shall determine whether the name marked on the unit is sufficient to properly identify the licensee or ultimate consumer.
Source Note:The provisions of this §9.211 adopted to be effective February 1, 2001, 26 TexReg 947; amended to be effective September 1, 2005, 30 TexReg 4810; amended to be effective February 1, 2008, 33 TexReg 122.