Aluminum Curtain Wall Mullion
Extruded aluminum mullions used as vertical structural members in glass curtain wall systems for high-rise buildings. These profiles are prepared for use in architectural structures, meeting the definition of aluminum structures or parts thereof under heading 76.10.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 6.5% | — | 6.5% |
| 🇲🇽Mexico | 6.5% | — | 6.5% |
| 🇺🇸United States | 6.5% | +50.0% | 56.5% |
| 🇩🇪Germany | 6.5% | — | 6.5% |
| 🇯🇵Japan | 6.5% | — | 6.5% |
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 mullions are sold as generic hollow profiles not specifically prepared for structures
Hollow extruded profiles of aluminum alloys are classified under heading 76.04 when not prepared for use in structures.
If the mullions are for use in Canadian manufactures
This sibling item offers a different tariff treatment for aluminum structures destined for Canadian manufacturing.
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
• Ensure the mullions are classified as parts of structures, not as general-purpose profiles, to avoid reclassification
• Provide detailed engineering drawings to the CBSA showing their specific use in curtain wall systems
• Verify the aluminum alloy composition to confirm it meets the chapter's alloy definitions
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