IMR Trail Boss Cowboy Powder from Japan
IMR Trail Boss is a large-flake smokeless powder for low-velocity cowboy action shooting loads in rifles and pistols. It is a propellant powder under HTS 3601.00.00.00 due to its deflagrating properties in small arms.
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
• Highlight volume-compensating flake design in documentation for proper classification
• Limit import quantities to avoid FFL dealer storage license requirements
• Test for moisture content pre-shipment as flakes are sensitive