HTS 9902.07.54
2H-3,1-Benzoxazine-2,4(1H)-dione (Isatoic anhydride) (CAS No. 118-48-9) (provided for in subheading 2934.99.90)
Duty under this headingFree
ProgramOther Chapter 99 provisions
As of Revision 22 (2026), effective Oct 30, 2026Source: USITC HTS ↗