</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →
3921.90.40.10/Paper-Reinforced Window Insulation Film/Mexico

Paper-Reinforced Window Insulation Film from Mexico

Shrinkable plastic film with paper grid reinforcement for DIY window insulation kits. The paper creates a grid pattern for easy cutting and application. HTS 3921.90.40.10 covers this flexible reinforced plastic film for household use.

Duty Rate — Mexico → United States

14.2%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Calculate with your customs valueVerify classification with AI

Import Tips

• Include consumer packaging showing household end-use to support classification

• Document shrink temperature specs confirming flexible plastic film properties

• Avoid bulk packaging declarations that might suggest industrial film classification

Paper-Reinforced Window Insulation Film from Mexico — Import Duty Rate | HTS 3921.90.40.10