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United States tariff lines under HS 2934.10

Last updated

Landed cost with 2934.10Classify a product

Key facts

HS subheading
2934.10
National lines
4
Tariff
United States
Chapter
29: Organic chemicals

Summary

The United States tariff splits HS 2934.10 (compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure) into 4 national lines: 2934.10.10.00 (products described in additional U.S. note 3 to section VI), 2934.10.20.00 (other), 2934.10.70.00 (4,5-Dichloro-2-n-octyl-4-isothiazolin-3-one; Ethyl 2-(2-aminothiazol-4-yl)-2- hydroxyiminoacetate; Ethyl 2-(2-aminothiazol-4-yl)-2- methoxyiminoacetate; 2-Methyl-4-isothiazolin- 3-one; 2-n-Octyl-4-isothiazolin-3-one; and Thiothiamine hydrochloride) and 2934.10.90.00 (other). The general (MFN) duty differs by line: 6.5% on 2934.10.10.00, 6.5% on 2934.10.20.00, free on 2934.10.70.00 and 6.5% on 2934.10.90.00.

United States lines under 2934.10

The United States tariff splits HS 2934.10 (compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure) into 4 national lines: 2934.10.10.00 (products described in additional U.S. note 3 to section VI), 2934.10.20.00 (other), 2934.10.70.00 (4,5-Dichloro-2-n-octyl-4-isothiazolin-3-one; Ethyl 2-(2-aminothiazol-4-yl)-2- hydroxyiminoacetate; Ethyl 2-(2-aminothiazol-4-yl)-2- methoxyiminoacetate; 2-Methyl-4-isothiazolin- 3-one; 2-n-Octyl-4-isothiazolin-3-one; and Thiothiamine hydrochloride) and 2934.10.90.00 (other).

The general (MFN) duty differs by line: 6.5% on 2934.10.10.00, 6.5% on 2934.10.20.00, free on 2934.10.70.00 and 6.5% on 2934.10.90.00.

  • 2934.10.10.00Products described in additional U.S. note 3 to section VIDuty: 6.5%
  • 2934.10.20.00OtherDuty: 6.5%
  • 2934.10.70.004,5-Dichloro-2-n-octyl-4-isothiazolin-3-one; Ethyl 2-(2-aminothiazol-4-yl)-2- hydroxyiminoacetate; Ethyl 2-(2-aminothiazol-4-yl)-2- methoxyiminoacetate; 2-Methyl-4-isothiazolin- 3-one; 2-n-Octyl-4-isothiazolin-3-one; and Thiothiamine hydrochlorideDuty: Free
  • 2934.10.90.00OtherDuty: 6.5%

In other countries

No other national tariff on border.bot has live lines under 2934.10 yet.

The Harmonized System text for 2934.10

Frequently asked questions

How many national tariff lines does the United States tariff have under HS 2934.10?

The United States tariff splits HS 2934.10 (compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure) into 4 national lines: 2934.10.10.00 (products described in additional U.S. note 3 to section VI), 2934.10.20.00 (other), 2934.10.70.00 (4,5-Dichloro-2-n-octyl-4-isothiazolin-3-one; Ethyl 2-(2-aminothiazol-4-yl)-2- hydroxyiminoacetate; Ethyl 2-(2-aminothiazol-4-yl)-2- methoxyiminoacetate; 2-Methyl-4-isothiazolin- 3-one; 2-n-Octyl-4-isothiazolin-3-one; and Thiothiamine hydrochloride) and 2934.10.90.00 (other).

What is the duty on HS 2934.10 in the United States?

The general (MFN) duty differs by line: 6.5% on 2934.10.10.00, 6.5% on 2934.10.20.00, free on 2934.10.70.00 and 6.5% on 2934.10.90.00.

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.

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