9902.10.57
Mixtures of C5-C18 perfluorocarbon alkanes, perfluorocarbon amines, and/or perfluorocarbon ethers (CAS No. 86508-42-1) (provided for in subheading 3824.99.92)
Duty rates
- General (MFN)
- Free
- Special programs
- No change
- Column 2 (non-MFN)
- No change
“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)