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4811.90.90/Impregnated Bituminized Fiberboard Sheets/Canada

Impregnated Bituminized Fiberboard Sheets from Canada

Fiberboard sheets impregnated with bitumen for roofing underlayment and waterproofing applications. HTS 4811.90.90 applies to this impregnated cellulose fiber product excluded from plain paperboard headings. Provides durable moisture barrier in construction.

Duty Rate — Canada → United States

10%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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Import Tips

• Conduct asphalt/bitumen content analysis to quantify impregnation level

• Certify VOC emissions compliance for construction materials

• Avoid confusion with Chapter 68 agglomerated asbestos products

Impregnated Bituminized Fiberboard Sheets from Canada — Import Duty Rate | HTS 4811.90.90