💾 Data Updated: Latest version • Last updated: December 09, 2025

9902.10.12 - Mixtures of 1-(4,6-dimethoxypyrimidin-2-yl)-3-[2-dimethylcarbamoyl) phenylsulfamoyl] urea (Orthosulfamuron) (CAS No. 213464-77-8) and application adjuvants (provided for in subheading 3808.93.20)

Details

FieldValue
Unit of QuantityN/A
General Rate of Duty (Column 1 - General)Free
Special Rate of Duty (Column 1 - Special)No change
Column 2 Rate of DutyNo change
Quota QuantityN/A
Additional DutiesN/A
About Duty Rates: Rates are divided into Column 1 and Column 2. Column 1 is subdivided into General (normal trade relations rates for all countries not eligible for special programs) and Special (preferential rates for countries with free trade agreements or preference programs). Column 2 rates apply to products from Cuba, North Korea, Belarus, and Russia. When no special rate exists for a classification, General rates apply.

Overview

This HTS category, 9902.10.12, specifically covers mixtures containing the herbicide Orthosulfamuron (CAS No. 213464-77-8) along with application adjuvants. Orthosulfamuron is a sulfonylurea herbicide used for weed control. The inclusion of application adjuvants, which are typically substances added to enhance the efficacy or application of pesticides, is a defining characteristic of this classification.

Given the context of Section XXII and Chapter 99, this code represents a temporary measure or a specific modification to standard tariff treatment. It distinguishes itself from sibling categories by its unique focus on this particular herbicide mixture, rather than broader classifications of agricultural chemicals or general mixtures found elsewhere in the HTS. Unlike general chemical headings, this code is tied to specific trade agreements or special provisions.

As a leaf node, this classification does not have further subcategories. Therefore, the practical classification criteria will focus on confirming the presence of Orthosulfamuron as the active ingredient and the inclusion of application adjuvants as described. Importers must ensure that their imported goods precisely match the chemical identity and composition outlined in the description to fall under this specific temporary classification provision.

Frequently Asked Questions

›What is HTS code 9902.10.12?
HTS code 9902.10.12 covers Mixtures of 1-(4,6-dimethoxypyrimidin-2-yl)-3-[2-dimethylcarbamoyl) phenylsulfamoyl] urea (Orthosulfamuron) (CAS No. 213464-77-8) and application adjuvants (provided for in subheading 3808.93.20) under the US Harmonized Tariff Schedule. It falls under Chapter 99: Temporary legislation; temporary modifications proclaimed pursuant to trade agreements legislation; additional import restrictions proclaimed pursuant to section 22 of the Agricultural Adjustment Act, as amended.
›What products are classified under 9902.10.12?
This classification covers Mixtures of 1-(4,6-dimethoxypyrimidin-2-yl)-3-[2-dimethylcarbamoyl) phenylsulfamoyl] urea (Orthosulfamuron) (CAS No. 213464-77-8) and application adjuvants (provided for in subheading 3808.93.20). It falls under Chapter 99: Temporary legislation; temporary modifications proclaimed pursuant to trade agreements legislation; additional import restrictions proclaimed pursuant to section 22 of the Agricultural Adjustment Act, as amended.
›What is the import duty rate for 9902.10.12?
The general rate of duty for HTS 9902.10.12 is Free. Special preferential rates may apply: No change. The Column 2 rate is No change.

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