Caterpillar C4.4 ACERT Industrial Diesel Engine from Mexico
Caterpillar C4.4 ACERT is a 4.4-liter turbo diesel with advanced combustion emission reduction technology for industrial trucks and machinery. HTS 8408.90.90 covers this as an other compression-ignition engine for non-vehicle industrial use.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide Tier 4 emissions certification to meet U.S. non-road diesel import rules
• Declare exact application (e.g
• forklift vs generator) to guide classification
• Watch for over-declaration of accessories that could trigger parts tariffs