Siliceous Earth Acoustic Tile from Mexico
Acoustic absorption tile crafted from fired siliceous fossil earths like diatomite for soundproofing walls. Covered by HTS 6901.00.00.00 as tiles of similar siliceous earths.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Test and document sound absorption coefficients for end-use verification
• Confirm thickness <3.2 cm to qualify as 'tile' vs block
• Separate from gypsum board imports to avoid Chapter 68 confusion