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Moisture-Resistant Greenboard Drywall from Japan

Gypsum panels with green paper facing designed for high-humidity areas like bathrooms. It qualifies for HTS 6809.11.00 as the moisture resistance comes from the paper treatment, with no other reinforcements.

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

Label as 'mold-resistant paper-faced' but confirm no glass mat backing to stay in this code

Provide ASTM C1396 compliance certificates for quality assurance

Avoid classifying as 'waterproof'—that's for cement boards under different codes