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09/27/2021

Rule Clarifies Status of USPS Hazmat Regulations

USPS is amending the Domestic Mail Manual (DMM) and 39 CFR to clarify that the regulations for mailing hazardous materials are found in Publication 52, Hazardous Restricted, and Perishable Mail.

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01/13/2021

USPS Raises Penalties for Hazmat Violations in Mail System

The United States Postal Service (USPS) increased civil penalties for hazardous materials violations in the mail system.

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04/27/2020

USPS Revises Infectious Substances Shipping Rules

USPS has revised its Publication 52 regulations for mailing Category B Infectious Substances “to support the rapid deployment of coronavirus (COVID-19) diagnostic tests…”  

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07/10/2018

USPS Proposes Stricter Rules for Shipping Liquids

Citing an increased frequency of liquid spills in the mail network, the United States Postal Service (USPS) proposed new requirements for packages containing liquids—including liquid hazardous materials—on July 9, 2018. If finalized, the proposed rule will add new requirements for packaging and marking packages containing liquids for transport by mail.  

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