Caterpillar C9 ACERT Marine Engine from Japan
Caterpillar C9 ACERT 8.8-liter diesel engine provides 205 kW for marine propulsion in fishing boats and patrol vessels. Falls under HTS 8408.10.0020 for diesel marine engines in the 149.2-223.8 kW power bracket.
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
• Submit EPA marine engine certificates and power curve documentation
• Ensure proper labeling of marine-specific adaptations vs. industrial versions
• Avoid common pitfall of declaring with vessel components which triggers vessel classification