# 291711 — Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids;…: Oxalic acid, its salts and esters

HS code 291711 classifies Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids;…: Oxalic acid, its salts and esters. It belongs to Chapter 29 (Organic chemicals) of Section VI (Products of the chemical or allied industries) of the Harmonized System. Duty rates are recorded for 1 country.

> Section VI · Products of the chemical or allied industries
> Chapter 29 · Organic chemicals

**HS code:** `291711`

## Description

Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives : Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives : Oxalic acid, its salts and esters

## Duty rates

| Country | Rate | Programme |
| --- | --- | --- |
| US United States | 3.1% | MFN |

Rates effective as of 2026-01-01.

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Source: https://hscode.eximagent.ai/29/291711
Last updated: 2026-06-03
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