Wet-Strength Corrugated Sheets from Canada
Corrugated paperboard treated for wet-strength, used in humid environments like agriculture boxes. Under HTS 4808.10.00.00 as corrugated sheets. Resists moisture degradation.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Certify wet-strength additive compliance with FDA if food contact
• Test burst in wet conditions
• Treatment doesn't change base classification