What is the import duty rate for HTS 2935 (Sulfonamides:)?

The general (MFN) duty rate for HTS 2935 is varies by subheading. Free-trade-agreement (special) and Column 2 rates may also apply. Estimate the total landed cost by country of origin with the ShipSeeker calculator.

What does HTS 2935 cover?

HTS 2935 covers Sulfonamides: in the U.S. Harmonized Tariff Schedule (chapter 29).

Is HTS 2935 subject to a Section 301 tariff?

Goods imported from China may carry an additional Section 301 tariff (typically +25% or +7.5%) on top of the base duty rate. Use the ShipSeeker calculator with origin set to China to estimate it.

Home › Ch. 29

HTS 2935 Chapter 29

Sulfonamides:

U.S. import duty rate & tariff classification for HTS 2935 in the Harmonized Tariff Schedule.

🔔 Alert me 🧮 Calculate landed cost

📊

Duty rates for HTS 2935 are set at the subheading level.

Across its 6 subheadings, published general rates are 6.5%. Pick a specific code below for its exact rate.

Subheadings under 2935

HTS code	Description	General rate
2935.10.00.00	N-methyl Perfluorooctane Sulfonamide	6.5%
2935.20.00.00	N-ethyl Perfluorooctane Sulfonamide	6.5%
2935.30.00.00	N-ethyl -n-(2-hydroxyethyl)perfluorooctane Sulfonamide	6.5%
2935.40.00.00	N-(2-hydroxyethyl)-n-methyl Perfluorooctane Sulfonamide	6.5%
2935.50.00.00	Other Perfluorooctane Sulfonamides	6.5%
2935.90	Other:	—

Next steps for HTS 2935

🧮Calculate landed costDuty + Section 301/232 + CBP fees, by origin 🌍Compare origins (China+1)The cheapest compliant country to import from 📊U.S. trade volumesOrganic Chemicals (HS 29) 🤖Is this the right code?Describe your product & let the AI classifier check

🇨🇳 Importing from China? Goods from China may carry an additional Section 301 tariff (+25% or +7.5%) on top of the rate above. Estimate the real landed cost →

Source: U.S. International Trade Commission (USITC) Harmonized Tariff Schedule. Rates are for reference; verify with a licensed customs broker before importing.