Fire-Safe PMMA Light Diffuser Sheet from China
Rigid flame retardant poly(methyl methacrylate) sheets used as light diffusers in commercial ceiling fixtures and LED panels. These sheets meet HTS 3920.51.5050 as non-flexible, noncellular PMMA containing flame retardants, without reinforcement. Essential for building code compliance in public spaces.
Duty Rate — China → United States
44%
Rate breakdown
9903.88.0225%Except as provided in headings 9903.88.12, 9903.88.17, 9903.88.20, 9903.88.54, 9903.88.59, 9903.88.61, 9903.88.63, 9903.88.66, 9903.88.67, 9903.88.68, 9903.88.69, or 9903.88.70, articles the product of China, as provided for in U.S. note 20(c) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(d)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Document optical properties and flame test results to distinguish from flexible films in 3920.53
• Ensure import invoices specify 'non-flexible sheets' to match subheading language exactly
• Beware of chemical modification levels; per notes, these go to 'Other' if not pure PMMA