</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

AT4 Anti-Tank Grenade Launcher from Japan

The AT4 is a one-shot, disposable, recoilless smoothbore anti-tank weapon that launches a fin-stabilized grenade. It qualifies under HTS 9301.20.00.00 as a grenade launcher for military applications.

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

Use AES for electronic filing of munitions imports with proper exemption codes

Maintain chain of custody records from manufacturer to end-user