# United States tariff lines under HS 2917.19

> The United States tariff splits HS 2917.19 (acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives: Other) into 11 national lines: 2917.19.10.00 (ferrous fumarate), 2917.19.15.00 (derived in whole or in part from aromatic hydrocarbons), 2917.19.17.00 (other), 2917.19.20.00 (products described in additional U.S. note 3 to section VI) and 7 others.

Source: https://border.bot/countries/united-states/hs-codes/291719
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) / [2917.19](https://border.bot/countries/united-states/hs-codes/291719)

## Key facts

- HS subheading: [2917.19](https://border.bot/hs-codes/291719)
- National lines: 11
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 29: Organic chemicals

## United States lines under 2917.19

The United States tariff splits HS 2917.19 (acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives: Other) into 11 national lines: 2917.19.10.00 (ferrous fumarate), 2917.19.15.00 (derived in whole or in part from aromatic hydrocarbons), 2917.19.17.00 (other), 2917.19.20.00 (products described in additional U.S. note 3 to section VI) and 7 others.

- [2917.19.10.00](https://border.bot/countries/united-states/hs-codes/2917191000) Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other, Ferrous fumarate. Duty (MFN): 6.5%
- [2917.19.15.00](https://border.bot/countries/united-states/hs-codes/2917191500) Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other, Fumaric acid, Derived in whole or in part from aromatic hydrocarbons. Duty (MFN): 6.5%
- [2917.19.17.00](https://border.bot/countries/united-states/hs-codes/2917191700) Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other, Fumaric acid, Other. Duty (MFN): 4.2%
- [2917.19.20.00](https://border.bot/countries/united-states/hs-codes/2917192000) Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other, Maleic acid; succinnic acid derived in whole or in part from maleic anhydride or from cyclohexane; glutaric acid derived in whole or in part from cyclopentanone; andanhydrides, halides, peroxides, peroxyacids and other derivatives of adipic acid, of fumaric acid derived in whole or in part from aromatic hydrocarbons, of maleic acid, of succinnic acid derived in whole or in part from maleic anhydride or from cyclohexane or of glutaric acid derived in whole or in part from cyclopentanone, not elsewhere specified or included, Products described in additional U.S. note 3 to section VI. Duty (MFN): 6.5%
- [2917.19.23.00](https://border.bot/countries/united-states/hs-codes/2917192300) Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other, Maleic acid; succinnic acid derived in whole or in part from maleic anhydride or from cyclohexane; glutaric acid derived in whole or in part from cyclopentanone; andanhydrides, halides, peroxides, peroxyacids and other derivatives of adipic acid, of fumaric acid derived in whole or in part from aromatic hydrocarbons, of maleic acid, of succinnic acid derived in whole or in part from maleic anhydride or from cyclohexane or of glutaric acid derived in whole or in part from cyclopentanone, not elsewhere specified or included, Other, Maleic acid. Duty (MFN): 6.5%
- [2917.19.27.00](https://border.bot/countries/united-states/hs-codes/2917192700) Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other, Maleic acid; succinnic acid derived in whole or in part from maleic anhydride or from cyclohexane; glutaric acid derived in whole or in part from cyclopentanone; andanhydrides, halides, peroxides, peroxyacids and other derivatives of adipic acid, of fumaric acid derived in whole or in part from aromatic hydrocarbons, of maleic acid, of succinnic acid derived in whole or in part from maleic anhydride or from cyclohexane or of glutaric acid derived in whole or in part from cyclopentanone, not elsewhere specified or included, Other, Other. Duty (MFN): 6.5%
- [2917.19.30.00](https://border.bot/countries/united-states/hs-codes/2917193000) Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other, Ethylene brassylate. Duty (MFN): 4.8%
- [2917.19.35.00](https://border.bot/countries/united-states/hs-codes/2917193500) Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other, Malonic acid. Duty (MFN): free
- [2917.19.40.00](https://border.bot/countries/united-states/hs-codes/2917194000) Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other, Other, Derived in whole or in part from aromatic hydrocarbons. Duty (MFN): 6.5%
- [2917.19.70.20](https://border.bot/countries/united-states/hs-codes/2917197020) Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other, Other, Other, Plasticizers. Duty (MFN): 4%
- [2917.19.70.50](https://border.bot/countries/united-states/hs-codes/2917197050) Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives, Other, Other, Other, Other. Duty (MFN): 4%

## In other countries

No other national tariff on border.bot has live lines under 2917.19 yet.

- [The Harmonized System text for 2917.19](https://border.bot/hs-codes/291719)

- Previous subheading: [2917.14](https://border.bot/countries/united-states/hs-codes/291714) Maleic anhydride
- Next subheading: [2917.20](https://border.bot/countries/united-states/hs-codes/291720) Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulfonated, nitrated or nitrosated derivatives

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 2917.19?

The United States tariff splits HS 2917.19 (acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives: Other) into 11 national lines: 2917.19.10.00 (ferrous fumarate), 2917.19.15.00 (derived in whole or in part from aromatic hydrocarbons), 2917.19.17.00 (other), 2917.19.20.00 (products described in additional U.S. note 3 to section VI) and 7 others.

## 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/291719.json