(a) In addition to the requirements of NFPA 54, Chapter 7, Gas Piping Installation, LP-gas piping shall be installed, altered, repaired, pressure tested, and leakage tested only by persons properly certified by the Commission pursuant to §9.10 and §9.13 of this title (relating to Rules Examination, and General Installers and Repairman Exemption, respectively).
(b) Licensees and registrants shall document and retain such documentation of all pressure and leakage tests pursuant to §9.4 of this title (relating to Records).
(c) When connecting to or supplying a new piping system with corrugated stainless steel tubing (CSST), the licensee or registrant shall verify the system is bonded.
(d) In addition to NFPA 58 §5.11.5, licensees and registrants shall retain written proof regarding any current certifications required by the manufacturer for installation and repair methods for CSST, polyethylene, and polyamide pipe and tubing, including heat-fusion.

Source Note: The provisions of this §9.308 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; amended to be effective January 6, 2020, 45 TexReg 127