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Safety Advisory Notice: Special Permits for Composite Gas Cylinders

The Safety Advisory Notice provides recommendations to help facilitate the safe transportation of compressed natural gas under the terms of specific Hazardous Materials Special Permits authorizing the manufacture, mark, sale, and use of non-DOT specification fully wrapped reinforced composite cylinders. See the Safety Advisory Notice for more details.

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Effective Date: Tuesday, January 12, 2021
Issued Date: Tuesday, January 12, 2021