3911.90.70.00/Chlorinated Styrene-Butadiene Rubber (Cl-SBR)/Japan

Chlorinated Styrene-Butadiene Rubber (Cl-SBR) from Japan

Chlorinated copolymer of styrene-butadiene rubber, meeting 95% chlorinated unit threshold. Used in tire treads and conveyor belts for enhanced adhesion. 3911.90.70.00 for this primary chlorinated synthetic rubber.

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%

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Import Tips

• Provide copolymer ratio docs; <95% shifts per note (a)(4)

• Ensure bales are primary, not sheets (3920)