# United States tariff lines under HS 2903.46

> The United States tariff splits HS 2903.46 (saturated fluorinated derivatives of acyclic hydrocarbons: 1,1,1,2,3,3,3-Heptafluoropropane (HFC-227ea), 1,1,1,2,2,3-hexafluoropropane (HFC-236cb), 1,1,1,2,3,3-hexafluoropropane (HFC-236ea) and 1,1,1,3,3,3-hexafluoropropane (HFC-236fa)) into 1 national line: 2903.46.10.00 (1,1,1,2,3,3,3-Heptafluoropropane (HFC-227ea),1,1,1,2,2,3-hexafluoropropane (HFC-236cb),1,1,1,2,3,3-hexafluoropropane (HFC-236ea) and 1,1,1,3,3,3-hexafluoropropane (HFC-236fa)). The general (MFN) duty is 3.7% on this line.

Source: https://border.bot/countries/united-states/hs-codes/290346
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 29](https://border.bot/countries/united-states/hs-codes/29) / [2903.46](https://border.bot/countries/united-states/hs-codes/290346)

## Key facts

- HS subheading: [2903.46](https://border.bot/hs-codes/290346)
- Duty (MFN): 3.7%
- National lines: 1
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 29: Organic chemicals

## United States lines under 2903.46

The United States tariff splits HS 2903.46 (saturated fluorinated derivatives of acyclic hydrocarbons: 1,1,1,2,3,3,3-Heptafluoropropane (HFC-227ea), 1,1,1,2,2,3-hexafluoropropane (HFC-236cb), 1,1,1,2,3,3-hexafluoropropane (HFC-236ea) and 1,1,1,3,3,3-hexafluoropropane (HFC-236fa)) into 1 national line: 2903.46.10.00 (1,1,1,2,3,3,3-Heptafluoropropane (HFC-227ea),1,1,1,2,2,3-hexafluoropropane (HFC-236cb),1,1,1,2,3,3-hexafluoropropane (HFC-236ea) and 1,1,1,3,3,3-hexafluoropropane (HFC-236fa)).

The general (MFN) duty is 3.7% on this line.

- [2903.46.10.00](https://border.bot/countries/united-states/hs-codes/2903461000) Saturated fluorinated derivatives of acyclic hydrocarbons, 1,1,1,2,3,3,3-Heptafluoropropane (HFC-227ea),1,1,1,2,2,3-hexafluoropropane (HFC-236cb),1,1,1,2,3,3-hexafluoropropane (HFC-236ea) and 1,1,1,3,3,3-hexafluoropropane (HFC-236fa). Duty (MFN): 3.7%

## In other countries

No other national tariff on border.bot has live lines under 2903.46 yet.

- [The Harmonized System text for 2903.46](https://border.bot/hs-codes/290346)

- Previous subheading: [2903.45](https://border.bot/countries/united-states/hs-codes/290345) Halogenated derivatives of hydrocarbons
- Next subheading: [2903.47](https://border.bot/countries/united-states/hs-codes/290347) Halogenated derivatives of hydrocarbons

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 2903.46?

The United States tariff splits HS 2903.46 (saturated fluorinated derivatives of acyclic hydrocarbons: 1,1,1,2,3,3,3-Heptafluoropropane (HFC-227ea), 1,1,1,2,2,3-hexafluoropropane (HFC-236cb), 1,1,1,2,3,3-hexafluoropropane (HFC-236ea) and 1,1,1,3,3,3-hexafluoropropane (HFC-236fa)) into 1 national line: 2903.46.10.00 (1,1,1,2,3,3,3-Heptafluoropropane (HFC-227ea),1,1,1,2,2,3-hexafluoropropane (HFC-236cb),1,1,1,2,3,3-hexafluoropropane (HFC-236ea) and 1,1,1,3,3,3-hexafluoropropane (HFC-236fa)).

### What is the duty on HS 2903.46 in the United States?

The general (MFN) duty is 3.7% on this line.

## Sources and updates

The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

This page was last updated on 9 October 2026.

Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.

Official source files:

- https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false

Machine-readable: https://border.bot/countries/united-states/hs-codes/290346.json