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3921.11.00.00/Architectural Foam Relief Sheets/Japan

Architectural Foam Relief Sheets from Japan

Polystyrene foam sheets molded with surface relief patterns for facade cornices and trim. Raw cellular styrene sheets under 3921.11.00.00 before installation. Lightweight decorative.

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

• Classify as sheets despite patterns; finished trim is 3926

• Pattern depth doesn't change cellular nature

• Export country flammability standards may apply