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3921.11.00.00/Styrene Foam Acoustic Panels/Japan

Styrene Foam Acoustic Panels from Japan

Polystyrene foam sheets with cellular structure for sound absorption in studios/recording booths. HTS 3921.11.00.00 for styrene cellular plates before final assembly. Flame-retardant treated.

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

• Include flammability test results in documentation

• Classify as sheets until framed

• Size compliance key for special rates

Styrene Foam Acoustic Panels from Japan — Import Duty Rate | HTS 3921.11.00.00