Polypropylene Multifilament Low-Twist Yarn from Mexico
Synthetic polypropylene multifilament yarn, untwisted or <5 turns/m, under 67 decitex, for carpet backing production. Classified in HTS 5402.49.91.40 as 'other' low-twist yarn, not sewing thread, meeting statistical notes for twist limits.
Duty Rate — Mexico → United States
18%
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
• Conduct yarn twist testing per ASTM standards to substantiate <5 turns/m claim during customs review
• Use commercial invoices specifying 'bulk industrial yarn' to differentiate from retail packaging
• Watch for undervaluation pitfalls; declare accurate denier/decitex conversions for accurate duty calculation