Chapter 29
2,3,3,3-Tetrafluoropropene (HFO-1234yf),1,3,3,3-tetrafluoropropene (HFO-1234ze) and (Z)-1,1,1,4,4,4-hexafluoro-2-butene (HFO-1336mzz)
2903.51.1000 · imported from the Netherlands
Organic chemicals from the Netherlands. An MFN base rate of 3.7%.
Country of origin
Estimated total duties & fees$71.83
on $1,000.00 entered value · Netherlands-origin| Component | Amount |
|---|---|
| MFN base rate | $37.00 |
| Merchandise Processing Feeminimum fee applies — 0.3464% of this value is below the $33.58 floor | $33.58 |
| Harbor Maintenance Fee | $1.25 |
| Total duties & fees | $71.83 |
Rates as of 2026-07-11 · base rate & classification from the USITC HTS; the §301/§232/§122 rates from USTR & Presidential proclamations
Estimates only — not legal or customs advice.
What else affects this line
Recent changes
No rate changes have been recorded for this chapter recently — this tariff has been stable.