UN3090 shipping labels

What Are the USPS Lithium Battery Label Requirements for E-commerce Sellers?

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USPS lithium battery label requirements mandate specific markings for packages containing lithium-ion or lithium-metal batteries. E-commerce sellers must use labels like “UN3480” or “UN3090” and include handling instructions. Non-compliance risks fines, shipment rejection, or legal action. Proper packaging, documentation, and adherence to domestic/international rules are critical for safe and legal shipping. 24V 100Ah LiFePO4 Battery … Read more

How Does USPS Lithium Battery Labeling Align with International Postal Standards?

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Short Answer: USPS lithium battery labels must comply with both domestic (DOT) and international (UPU/IATA) regulations. Proper labeling includes specific markings like UN numbers, Class 9 labels, and handling instructions. Non-compliance risks fines, shipment delays, or seizure. Always verify destination country rules to ensure alignment with Universal Postal Union (UPU) standards. Southwest Airlines Lithium Policy … Read more

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