# United States tariff lines under HS 2920.19

> The United States tariff splits HS 2920.19 (thiophosphoric esters (phosphorothioates) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives: Other) into 3 national lines: 2920.19.10.00 (O,O-Dimethyl-O-(4-nitro-m-tolyl)phosphoro- thioate (Fenitrothion)), 2920.19.40.00 (other) and 2920.19.50.00 (other). The general (MFN) duty differs by line: 6.5% on 2920.19.10.00, 6.5% on 2920.19.40.00 and 3.7% on 2920.19.50.00.

Source: https://border.bot/countries/united-states/hs-codes/292019
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) / [2920.19](https://border.bot/countries/united-states/hs-codes/292019)

## Key facts

- HS subheading: [2920.19](https://border.bot/hs-codes/292019)
- National lines: 3
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 29: Organic chemicals

## United States lines under 2920.19

The United States tariff splits HS 2920.19 (thiophosphoric esters (phosphorothioates) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives: Other) into 3 national lines: 2920.19.10.00 (O,O-Dimethyl-O-(4-nitro-m-tolyl)phosphoro- thioate (Fenitrothion)), 2920.19.40.00 (other) and 2920.19.50.00 (other).

The general (MFN) duty differs by line: 6.5% on 2920.19.10.00, 6.5% on 2920.19.40.00 and 3.7% on 2920.19.50.00.

- [2920.19.10.00](https://border.bot/countries/united-states/hs-codes/2920191000) Thiophosphoric esters (phosphorodithioates) and their salts, their halogenated, sulfonated, nitrated or nitrosated derivatives, Other, Aromatic, O,O-Dimethyl-O-(4-nitro-m-tolyl)phosphoro- thioate (Fenitrothion). Duty (MFN): 6.5%
- [2920.19.40.00](https://border.bot/countries/united-states/hs-codes/2920194000) Thiophosphoric esters (phosphorodithioates) and their salts, their halogenated, sulfonated, nitrated or nitrosated derivatives, Other, Aromatic, Other. Duty (MFN): 6.5%
- [2920.19.50.00](https://border.bot/countries/united-states/hs-codes/2920195000) Thiophosphoric esters (phosphorodithioates) and their salts, their halogenated, sulfonated, nitrated or nitrosated derivatives, Other, Other. Duty (MFN): 3.7%

## In other countries

No other national tariff on border.bot has live lines under 2920.19 yet.

- [The Harmonized System text for 2920.19](https://border.bot/hs-codes/292019)

- Previous subheading: [2920.11](https://border.bot/countries/united-states/hs-codes/292011) Esters of other inorganic acids of nonmetals (excluding esters of hydrogen halides) and their salts; their halogenated, sulfonated, nitrated or nitrosated derivatives
- Next subheading: [2920.21](https://border.bot/countries/united-states/hs-codes/292021) Esters of other inorganic acids of nonmetals (excluding esters of hydrogen halides) and their salts; their halogenated, sulfonated, nitrated or nitrosated derivatives

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 2920.19?

The United States tariff splits HS 2920.19 (thiophosphoric esters (phosphorothioates) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives: Other) into 3 national lines: 2920.19.10.00 (O,O-Dimethyl-O-(4-nitro-m-tolyl)phosphoro- thioate (Fenitrothion)), 2920.19.40.00 (other) and 2920.19.50.00 (other).

### What is the duty on HS 2920.19 in the United States?

The general (MFN) duty differs by line: 6.5% on 2920.19.10.00, 6.5% on 2920.19.40.00 and 3.7% on 2920.19.50.00.

## 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/292019.json