Heat-Treated Blue Sapphire from Mexico
Blue sapphire enhanced by standard heat treatment, cut and polished, loose for import. HTS 7103.91.0020 covers worked natural sapphires regardless of common treatments like heating. Disclosed in certifications.
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
• Always disclose heat treatment in lab reports to avoid fraud claims at customs
• Separate treated from untreated in shipments for accurate valuation