HTS Codes / Chapter 99

9902.02.84

(E)-2-Butenoic acid (trans-crotonic acid) (CAS No. 107-93-7) (provided for in subheading 2916.19.30)

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)