Tag Archives: Hazardous Liquids

PHMSA Adopts Secondary Closure Requirement for Certain Air Shipments of Hazardous Liquids

U.S. shippers of hazardous materials via aircraft should take note of new restrictions for combination packages containing liquids adopted by the Pipeline and Hazardous Materials Safety Administration (PHMSA) last month. The new rule, HM-231A, amends the U.S. Hazardous Materials Regulations to “require closures of inner packagings containing liquids within a combination packaging intended for transportation by

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