1. (a) This chapter applies to the design and installation of compressed natural gas (CNG) engine fuel systems on vehicles of all types; CNG systems used for compression, storage, sale, transportation, delivery, or distribution of CNG for any purpose; and all CNG mobile fuel systems.

2. (b) This chapter shall not apply to:

   1. (1) the production, transportation, storage, sale, or distribution of natural gas that is subject to Commission jurisdiction under Subtitle A or B, Title 3, Texas Utilities Code;
   2. (2) pipelines, fixtures, equipment, or facilities to the extent that they are subject to the safety regulations promulgated and enforced by the Railroad Commission of Texas pursuant to Natural Resources Code, Chapter 117, or Subchapter E, Chapter 121, Texas Utilities Code; or
   3. (3) the design and installation of any CNG system in ships, barges, sailboats, or other types of watercraft. Such installation is subject to the American Board and Yacht Council (ABYC) and any other applicable standards.

3. (c) Subchapters A, B, C, D, E, and F of this chapter shall not apply to vehicles and fuel supply containers that:

   1. (1) are manufactured or installed by original equipment manufacturers;
   2. (2) comply with Title 49, Code of Federal Regulations, the Federal Motor Vehicle Safety Standards; and
   3. (3) comply with the National Fire Protection Association (NFPA) Code 52, Compressed Natural Gas (CNG) Vehicular Systems Code.
4. (d) Vehicles and fuel supply containers excluded from the requirements of subchapters A through F of this chapter pursuant to subsection (c) of this section shall comply with the requirements of §13.24 of this title, relating to Filings Required for School Bus, Mass Transit, and Special Transit Installations.

Source Note:The provisions of this §13.1 adopted to be effective November 15, 1990, 15 TexReg 5934; amended to be effective June 1, 1994, 19 TexReg 3168; amended to be effective October 22, 2001, 26 TexReg 8342; amended to be effective July 28, 2003, 28 TexReg 5870.