IMR 4064 Smokeless Rifle Powder from Canada
IMR 4064 is a medium-burn-speed smokeless propellant powder designed for reloading rifle cartridges such as .223 Remington and .308 Winchester. It falls under HTS 3601.00.00.00 as a propellant powder, specifically a single-base extruded powder used in small arms ammunition.
Duty Rate — Canada → United States
13.25%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Obtain ATF permits for importing propellant powders as they are classified as explosives; ensure proper UN/DOT hazardous materials documentation
• Verify burn rate and composition labeling to avoid misclassification with blasting agents under Chapter 36 heading 3602
• Store and ship under temperature-controlled conditions to prevent degradation, complying with IMDG and IATA regulations