prohibited lithium batteries USPS

How to Ship Lithium Batteries via USPS Domestically: A Compliance Guide

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Shipping lithium batteries via USPS domestically requires adherence to strict regulations to prevent safety hazards. Lithium batteries must be properly packaged, labeled, and declared under USPS Publication 52 guidelines. Only small, consumer-grade batteries (under 2g lithium content) are permitted in domestic mail, with specific restrictions for air transport. Non-compliance risks fines, package rejection, or legal … Read more

What Are USPS Lithium Battery Label Enforcement Actions?

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The USPS enforces strict lithium battery labeling rules to mitigate fire risks during transit. Non-compliant shipments face interception, returns, or destruction. All mailers must use specific handling labels (e.g., DOT-SP 13971) and adhere to quantity/weight limits. Violations trigger penalties ranging from $500 fines to criminal charges for repeat offenders. Updated 2024 guidelines ban loose batteries … Read more

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