9209.91
Parts and accessories for pianos:
Duty rates
“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 92
Musical instruments; parts and accessories of such articles (Section XVIII — Precision instruments, clocks, musical instruments)