Silk Fishing Leader Gut from Japan
A thin, strong strand made from natural silk gut used as a leader in fly fishing lines. It falls under HTS 4206.00.90.00 as an article of gut (excluding silkworm gut) primarily for fishing applications. This classification covers tendon or gut-derived materials shaped for practical use.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Verify the gut source is non-silkworm (e.g
• beef tendon or fish gut) via supplier certificates to avoid misclassification
• Include detailed material composition in commercial invoices for CBP review
• Watch for common pitfalls like confusing with synthetic lines under Chapter 39