45/1 Combed 70/30 Cotton-Poly Yarn from Mexico
70% combed cotton / 30% polyester single yarn at 45 nm, under 85% cotton threshold for this HTS. Fine gauge for shirting and blouses, imported in industrial spools. Yarn number calculated per Chapter 52 US note formulas.
Duty Rate — Mexico → United States
19.2%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Label cones clearly with nm value and blend %; discrepancies lead to audits
• Industrial use affidavits help distinguish from retail yarn
• Test for sizing removal in weight calculations per US note (b)