Bivoltine Silkworm Cocoons
Bivoltine silkworm cocoons, producing two generations per year, are ideal for reeling into strong, uniform silk filaments. These high-yield cocoons are suitable for commercial reeling operations, meeting the tariff item's requirement for cocoons suitable for reeling.
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 cocoons are processed into raw silk
Raw silk (not thrown) falls under a different heading.
If cocoons are waste or not suitable for reeling
Silk waste, including cocoons unsuitable for reeling, is classified separately.
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 cocoons are free from pests and diseases; CBSA may require a phytosanitary certificate
• Declare the cocoons as 'silk-worm cocoons suitable for reeling' to avoid misclassification
• Verify the duty rate with the CBSA tariff classification tool before shipping
Related Products under Tariff item 5001.00.00
Commercial Grade Silkworm Cocoons
Commercial grade silkworm cocoons optimized for mass reeling in textile mills, with consistent size and filament quality. These support large-scale silk production and are suitable for reeling, aligning with tariff item 5001.00.00.
Fresh White Silkworm Cocoons
Freshly harvested white silkworm cocoons suitable for reeling, prized for their high-quality, fine silk filament. These are typically sourced from controlled sericulture farms and processed promptly to maintain integrity, fitting the tariff item's scope.
Mulberry-Fed Silkworm Cocoons
Silkworm cocoons fed exclusively on mulberry leaves, yielding premium silk suitable for high-end reeling. Known for purity and fineness, they are a staple in luxury textile imports and are suitable for reeling under tariff item 5001.00.00.
Pierced Silkworm Cocoons Suitable for Reeling
Pierced silkworm cocoons where pupae have emerged naturally, but filaments remain intact for reeling into silk. These are commonly used in artisanal silk production and are suitable for reeling, thus falling under tariff item 5001.00.00.
Raw Bombyx Mori Silkworm Cocoons
Natural silkworm cocoons from Bombyx mori, the primary species used in sericulture, suitable for reeling into raw silk thread. These unprocessed cocoons contain intact silk glands ready for boiling and unwinding, meeting the tariff item's definition.
Yellow Silkworm Cocoons for Reeling
Yellow-tinted silkworm cocoons suitable for reeling, valued for producing robust silk used in upholstery threads. These natural-colored cocoons from specific mulberry-fed worms maintain filament integrity for unwinding, fitting tariff item 5001.00.00.