Cellulose Acetate Window Film from Mexico
Thin, flexible noncellular film of cellulose acetate used in envelopes or as protective window patches. Classified in 3920.79.5000 as 'other' sheets of cellulose derivatives, non-reinforced and unsupported. Meets polymer predominance rules in subheading notes.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Label with exact chemical derivative (e.g
• cellulose acetate) and weight composition for verification
• Avoid bulk packaging that suggests industrial film under different rules
• Common pitfall: incorrect thickness measurement leading to cellular classification