16 Tex. Admin. Code § 9.307
(a) In addition to the requirements of NFPA 54, §5.1.3, and NFPA 58, §2.6.2.1, upon completion of the conversion and testing of LP-gas appliances, the licensee shall attach to each such appliance a decal or tag of metal or other permanent material indicating the following information:
Source Note:The provisions of this §9.307 adopted to be effective February 1, 2001, 26 TexReg 947; amended to be effective September 29, 2003, 28 TexReg 8318.