9903.89.63

Other parts of airplanes or helicopters (provided for <b>[described]</b>in statistical reporting number 8803.30.0030), the foregoing not described <b>[provided for]</b>in subheading 9903.89.61

Duty rates

General (MFN): The duty provided in the applicable subheading

“General” applies to imports from most trading partners under normal trade relations. “Special” lists products eligible for reduced or duty-free treatment under programs like GSP, USMCA, CAFTA-DR, or individual free-trade agreements. “Column 2” applies to imports from countries without normal trade relations (currently Cuba and North Korea).

Chapter 99

Temporary legislation; temporary modifications (Section XXII — Special classification and temporary provisions)