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Special Permits and Interpretations

PHMSA Special Permit DOT-SP 14689 (Cargo Tank Baffles)
PHMSA Special Permit 11209 (Non-DOT Specification Cargo Tanks for Agricultural Purposes)
PHMSA Special Permit 13341 (One-Way Transp. of LP-Gas in Commerce: more than 5% Rule)
PHMSA F5800 Instructions and Form (Haz Mat Registration)
PHMSA Interpretation 99-0248 (Internal Self-Closing Stop Valve)
PHMSA Interpretation 01-0154 (Delivery Hoses & Hose Assemblies)
PHMSA Interpretation 01-0285 (Flex Connectors in Piping System)
PHMSA Interpretation 02-0005 (Both Passive & Remote Shutoff Not Required)
PHMSA Interpretation 05-0195 (Rubber Hose Flex Connectors)
PHMSA Interpretation 06-0172 (Emergency Discharge Controls)
PHMSA Interpretation 06-0235 (Non-Odorized or Not-Odorized Lettering Requirements)


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