Airmail Lightweight Envelopes from Japan
International airmail envelopes made from 16 lb lightweight blue paper, size C6 (114 x 162 mm) with red/green diamond pattern border. Border considered minor per chapter notes, classifying as plain envelopes under HTS 4817.10.00.00. Optimized for overseas postage weight limits.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Prove pattern is subsidiary to mailing function with postal service certifications to avoid Chapter 49
• Confirm paper weight under 60 g/m² aligns with lightweight uncoated paper standards
• Include universal postal union markings in documentation for expedited clearance