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Automotive-Grade Propylene-Butene Copolymer from Japan

Copolymer pellets with propylene >95% and butene comonomer for TPO compounds in auto exteriors, under HTS 3902.30.00.00 per primary form definition. Enhances weather resistance. Not chemically modified, fitting note provisions.

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

Specify 'for compounding only' to distinguish from end-use parts in 3926 or 8708

Audit supplier COAs quarterly; comonomer drift can trigger reclassification

Automotive-Grade Propylene-Butene Copolymer from Japan — Import Duty Rate | HTS 3902.30.00.00