- (a) In addition to NFPA 52 §5.2.1.1, compressed natural gas shall be odorized according to the provisions of Texas Utilities Code, §§121.251 and 121.252.
- (b) Containers installed in accordance with NFPA 55 that will contain unodorized CNG shall be legibly marked "NON‑ODORIZED" or "NOT ODORIZED" on two opposing sides of the container.
Source Note:The provisions of this §13.22 adopted to be effective November 15, 1990, 15 TexReg 5936; amended to be effective October 22, 2001, 26 TexReg 8342; amended to be effective February 15, 2021, 46 TexReg 1035.