Inspection and maintenance requirements for compressed natural gas storage cylinders; use of updated Compressed Gas Association pamphlets for guidance.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

September 26, 2002

Hank Seiff, P.E.
Director of Technology
The Natural Gas Vehicle Coalition
400 North Capitol Street, NW
Washington, DC 20001

Dear Mr. Seiff:

Storage and use of compressed gas cylinders; whether cylinder is considered an oxidizing compressed gas or oxygen cylinder.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

May 23, 2008

Mr. Charles Tricomi
Consolidated Edison of New York
31-01 20th Ave. Bldg. 136 2nd Fl.
Astoria, NY 11105

Dear Mr. Tricomi:

Thank you for your letter of September 18, 2007, to the Occupational Safety and Health Administration's (OSHA's) Directorate of Enforcement Programs (DEP). You had questions concerning standards applicable to the storage and use of compressed gas cylinders. Your paraphrased questions and our response follow.