Airmail Lightweight Envelopes from United States
Lightweight airmail envelopes made from 16 lb blue paper in C6 size, featuring a red/green diamond pattern border. The border is minor decoration, so they remain plain envelopes under tariff item 4817.10.00.
Duty Rate — United States → Canada
50%
Rate breakdown
26SUR5050%United States Surtax Order (2026) — 50% on US products
Import Tips
• Ensure the blue paper is uncoated and the border is not considered a printed motif that would shift classification to Chapter 49
• Declare the weight per m² to confirm they meet the plain envelope definition