3004.31.00.00—Containing insulin
General
Free
Units
kg
Column 2
25%
Special
—
Tandom · Duty calculator
3004.31.00.00—Containing insulinGeneral
Free
Units
kg
Column 2
25%
Special
—
Tandom · Duty calculator
Add country and invoice value for the full duty stack — base + 301 + 232 + AD/CVD + fees.
HTS 3004.31.00.00 is the U.S. Harmonized Tariff Schedule classification for Containing insulin. It's a 10-digit statistical line in Chapter 30: Pharmaceutical products, Section VI: Products of the Chemical or Allied Industries, used by U.S. Customs and Border Protection to determine the duty rate at entry. No Chapter 99 tariff modifications (Section 301, Section 232, IEEPA) or AD/CVD orders currently flag this code in Tandom's catalog.
New to HTS codes? Read our guide on how HTS classification works →
Past CBP decisions classifying real products under this HTS code. Useful precedent when classifying a similar product — each ruling shows how CBP interpreted the code for a specific case.
The tariff classification of a Dry Powder Insulin Inhaler and Certain Parts Thereof from the United Kingdom
The tariff classification of five PHASULIN® human insulin preparations, supplied in glass vials for injection, from China
The tariff classification of Humulin L, Humulin N, and Humulin R, imported put up in vials, from the Dominican Republic
Source: CBP CROSS (view all rulings on rulings.cbp.gov →)
HTS 3004.31.00.00 is the U.S. Harmonized Tariff Schedule classification for Containing insulin. It belongs to Chapter 30 of the HTSUS.
The general (Column 1) duty rate for HTS 3004.31.00.00 is Free. This is the most-favored-nation (MFN) rate that applies to imports from World Trade Organization member countries.
The Column 2 rate for HTS 3004.31.00.00 is 25%. This rate applies to imports from countries that do not have normal trade relations with the United States (currently Cuba and North Korea).
No active Chapter 99 tariff overlays (Section 301, Section 232, IEEPA reciprocal, etc.) currently flag HTS 3004.31.00.00 in Tandom's catalog. Use the calculator's date + origin inputs to confirm against any retroactive overlay you may be filing.
No active AD/CVD orders currently flag HTS 3004.31.00.00 in Tandom's catalog. Tandom monitors Federal Register notices daily; a flag will appear here within 24h of any new order's publication.
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