Polyethylene Acetabular Liner
Polyethylene acetabular liner, an ultra-high molecular weight polyethylene (UHMWPE) insert that lines the metal acetabular shell in hip replacements, providing a low-friction bearing surface against the femoral head. Vitamin E stabilized for reduced wear, this liner is a critical component of an artificial hip joint. It is classified under tariff item 9021.31.00 as part of an artificial joint.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the liner is imported separately as a replacement part for an existing implant
Replacement liners may be classified as other artificial parts of the body when not part of a complete joint system.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Document the liner as a component of an artificial hip joint system, not as a standalone plastic article, to ensure correct tariff classification
• Verify that the UHMWPE material meets Canadian medical device standards and provide certificates if requested
• Include the intended surgical use and compatibility with specific hip implant systems in the import documentation
Related Products under Tariff item 9021.31.00
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Ceramic Knee Implant Femoral Component
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CoCrMo Shoulder Joint Ball Head
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Elbow Hinge Prosthesis
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