HTS Chapter 38 — Miscellaneous Chemical Products Tariff Rates (2026)

Covers chemical products not classified elsewhere including insecticides, herbicides, anti-freezing preparations, solvents, and activated carbon.

Rate Overview

Avg MFN Rate

10%

Section 122

N/A

Section 232

7.5-100%

Section 301 (China)

Key Headings in Chapter 38

HTS Code	Description	MFN Rate	Sec 232	Sec 301
3808	Insecticides, fungicides, herbicides	5%	N/A	25%
3824	Chemical preparations NES	5%	N/A	25%
3826	Biodiesel	4.6%	N/A	N/A
3812	Prepared rubber accelerators and compound plasticizers	5%	N/A	25%
3814	Organic composite solvents and thinners	3.7%	N/A	25%
3825	Chemical waste and residues	Free	N/A	N/A

Common Products

InsecticidesHerbicidesFungicidesAnti-freeze preparationsActivated carbonSolventsIndustrial fatty acidsBiodiesel

Miscellaneous Chemical Products fall under Chapter 38 of the Harmonized Tariff Schedule, one of the moderate-duty product categories. Covers chemical products not classified elsewhere including insecticides, herbicides, anti-freezing preparations, solvents, and activated carbon. The average MFN (Most Favored Nation) duty rate for products in this chapter is 4%. Individual rates vary significantly within the chapter, ranging from duty-free to well above the average. In addition to MFN rates, all imports face the 10% Section 122 tariff (effective February 24, 2026, expiring approximately July 24, 2026). Chinese imports in this chapter face additional Section 301 tariffs ranging from 7.5% to 100%, depending on the specific product classification. Common products in this chapter include Insecticides, Herbicides, Fungicides, Anti-freeze preparations, Activated carbon, Solvents, Industrial fatty acids, Biodiesel. Related HTS chapters include Chapter 28, Chapter 29, Chapter 32, which cover similar or complementary product categories.

Frequently Asked Questions

What is the average tariff rate for HTS Chapter 38 (Miscellaneous Chemical Products)?

The average MFN duty rate for miscellaneous chemical products is 4%. All imports also face the 10% Section 122 tariff. Chinese imports may face additional Section 301 tariffs.

What products are in HTS Chapter 38?

Chapter 38 covers miscellaneous chemical products, including Insecticides, Herbicides, Fungicides, Anti-freeze preparations, Activated carbon. Related chapters include Chapter 28, Chapter 29, Chapter 32.

Are miscellaneous chemical products subject to Section 232 or Section 301 tariffs?

Section 232 tariffs generally do not apply to products in this chapter. Chinese imports in this chapter face Section 301 tariffs of 7.5-100%.