16 Tex. Admin. Code § 9.27
Except as provided in §9.28 of this title (relating to Emergency Use), no LP-gas container may be placed into LP-gas service until after final approval has been granted. Final approval will follow a physical inspection of the completed installation. If, following the physical inspection of the installation by the commission, the commission finds that the installation:
(1) complies with:
Source Note:The provisions of this §9.27 adopted to be effective October 15, 1993, 18 TexReg 6451.