Double Window #10 Security Envelopes from Mexico
Standard business #10 envelopes (4-1/8 x 9-1/2 inches) with two transparent windows and interior security tint, 24 lb paper. Windows allow address and return visibility for automated billing. HTS 4817.10.00.00 as functional envelopes for correspondence.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Specify window material (glassine paper vs. film) in invoices to avoid plastic duties
• Ensure tint density prevents read-through per USPS standards
• Import in pallet quantities with uniform window positioning for efficiency