HTS Code · Chapter 29 · Updated Oct 26, 2026

2921.59.30.004,4'-Methylenedianiline

Also written 2921593000 and 2921.59.3000

HTS Code 2921.59.30.00 covers any article best defined as Products of the Chemical or Allied IndustriesOrganic chemicalsAmine-function compoundsAromatic polyamines and their derivatives; salts thereof:Other:4,4'-Methylenedianiline in the Harmonized Tariff Schedule.

From China, the total duty on 2921.59.30.00 last changed on Jul 24, 2026, from 41.5% to 44%. It has changed 2 times since Nov 17, 2025.

Estimated Duty on 2921.59.30.00

$10,000.00 by ocean, entered Oct 26, 2026

Country of origin

China

Total duty: 44%; $4,400.00 on this shipment
Fees: 0.47%; MPF + HMF · $47.14
Duty + fees: 44.47%; Payable to CBP
Landed cost: $14,447.14; On $10,000.00 customs value

Base duty6.5%
Section 301 – China25%
Section 301 – Forced Labor12.5%
Customs fees0.47%

Chapter 99 lines9903.88.03 Section 301 China: List 39903.05.31 Section 301 Forced Labor – China

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Base Duty Rates for 2921.59.30.00

From the Harmonized Tariff Schedule

General Rate of Duty: 6.5%
Special Rate of Duty: Free; A+AUBHCLCODEILJOKRMAOMPPAPESSG
Column 2 (Non-NTR): 15.4¢/kg + 40%
Units of Quantity: kg

Total duty by countryAll 20 →

China44%
Mexico16.5%
Canada16.5%
Vietnam19%
Germany10%

Tariff updates

Recent US tariff actions that name 2921.59.30.00 or its heading.

Oct 16, 2026 · CBP guidanceCBP issues HSU 2625 with Section 232 pharmaceutical updates and CPSC flag changes
Dec 18, 2025 · PublishedUS cuts reciprocal tariff on Swiss and Liechtenstein goods to 15% all-in, exempts certain products

All tariff updates

Tariffs by country · Oct 26, 2026

US Import Duty on HTS 2921.59.30.00 by Country of Origin

As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from China pay 44% in duties: the 6.5% base rate plus Section 301 – China (25%) and Section 301 – Forced Labor (12.5%). Of the 20 largest sources of US imports, the lowest total is 10%, from Germany, Taiwan and 3 more.

Total duty from China

44%

Base rate plus 2 additional tariffs

Lowest total duty

10%

From Germany, Taiwan and 3 more

Countries with additional tariffs

20 of 20

Section 232, 301 and other Chapter 99 duties

Country of origin	Base rate	Additional tariffs	Total duty
China	6.5%	Section 301 – China25%9903.88.03 Section 301 – Forced Labor12.5%9903.05.31	44%
Mexico	6.5%	Section 301 – Forced Labor10%9903.05.55	16.5%0% with USMCA
Canada	6.5%	Section 301 – Forced Labor10%9903.05.29	16.5%0% with USMCA
Vietnam	6.5%	Section 301 – Forced Labor12.5%9903.05.84	19%
Germany	6.5%	Section 301 – Forced Labor3.5%9903.05.39	10%
Japan	6.5%	Section 301 – Forced Labor6%9903.05.49	12.5%
South Korea	6.5%	Section 301 – Forced Labor6%9903.05.71	12.5%
Taiwan	6.5%	Section 301 – Forced Labor3.5%9903.05.76	10%
India	6.5%	Section 301 – Forced Labor10%9903.05.44	16.5%
Ireland	6.5%	Section 301 – Forced Labor3.5%9903.05.39	10%
Italy	6.5%	Section 301 – Forced Labor3.5%9903.05.39	10%
Switzerland	6.5%	Section 301 – Forced Labor6%9903.05.74	12.5%
Thailand	6.5%	Section 301 – Forced Labor12.5%9903.05.77	19%
Malaysia	6.5%	Section 301 – Forced Labor10%9903.05.54	16.5%
United Kingdom	6.5%	Section 301 – Forced Labor10%9903.05.81	16.5%
France	6.5%	Section 301 – Forced Labor3.5%9903.05.39	10%
Indonesia	6.5%	Section 301 – Forced Labor10%9903.05.45	16.5%
Brazil	6.5%	Section 301 – Brazil25%9903.05.01 Section 301 – Forced Labor12.5%9903.05.27	44%
Bangladesh	6.5%	Section 301 – Forced Labor10%9903.05.26	16.5%
Cambodia	6.5%	Section 301 – Forced Labor10%9903.05.28	16.5%

Duty from each country, in words

As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from China pay 44% in duties: the 6.5% base rate plus Section 301 – China (25%) and Section 301 – Forced Labor (12.5%).
As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from Mexico pay 16.5% in duties: the 6.5% base rate plus Section 301 – Forced Labor (10%). With USMCA, qualifying goods pay 0%.
As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from Canada pay 16.5% in duties: the 6.5% base rate plus Section 301 – Forced Labor (10%). With USMCA, qualifying goods pay 0%.
As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from Vietnam pay 19% in duties: the 6.5% base rate plus Section 301 – Forced Labor (12.5%).
As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from Germany pay 10% in duties: the 6.5% base rate plus Section 301 – Forced Labor (3.5%).
As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from Japan pay 12.5% in duties: the 6.5% base rate plus Section 301 – Forced Labor (6%).
As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from South Korea pay 12.5% in duties: the 6.5% base rate plus Section 301 – Forced Labor (6%).
As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from Taiwan pay 10% in duties: the 6.5% base rate plus Section 301 – Forced Labor (3.5%).
As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from India pay 16.5% in duties: the 6.5% base rate plus Section 301 – Forced Labor (10%).
As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from Ireland pay 10% in duties: the 6.5% base rate plus Section 301 – Forced Labor (3.5%).
As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from Italy pay 10% in duties: the 6.5% base rate plus Section 301 – Forced Labor (3.5%).
As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from Switzerland pay 12.5% in duties: the 6.5% base rate plus Section 301 – Forced Labor (6%).
As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from Thailand pay 19% in duties: the 6.5% base rate plus Section 301 – Forced Labor (12.5%).
As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from Malaysia pay 16.5% in duties: the 6.5% base rate plus Section 301 – Forced Labor (10%).
As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from United Kingdom pay 16.5% in duties: the 6.5% base rate plus Section 301 – Forced Labor (10%).
As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from France pay 10% in duties: the 6.5% base rate plus Section 301 – Forced Labor (3.5%).
As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from Indonesia pay 16.5% in duties: the 6.5% base rate plus Section 301 – Forced Labor (10%).
As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from Brazil pay 44% in duties: the 6.5% base rate plus Section 301 – Brazil (25%) and Section 301 – Forced Labor (12.5%).
As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from Bangladesh pay 16.5% in duties: the 6.5% base rate plus Section 301 – Forced Labor (10%).
As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from Cambodia pay 16.5% in duties: the 6.5% base rate plus Section 301 – Forced Labor (10%).

Duties on goods entered Oct 26, 2026 at the general rate (Column 2 where it applies), with tariff data verified through 2026 HTS Revision 20. Totals are before customs fees (MPF, HMF) and any antidumping or countervailing duties (AD/CVD); with a free account, the calculator checks the AD/CVD cases that may cover your import. Some tariffs and exemptions depend on details such as metal content or end use, which the calculator asks about. See US tariffs for every country.

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New tariff action affects 1 of your imports

2921.59.30.00from China44% → 54%

Its rate today, if a new 10% tariff were added

Top origins · US imports 2025

Top Origins: Countries the US Imports HTS 2921.59.30.00 From

In 2025 the US imported $3M of 4,4'-methylenedianiline (HTS 2921.59.30.00), down 8% on 2024, mostly from Belgium (63%), China (22%) and Taiwan (15%). Each country's total duty today is shown beside its imports.

Country of origin	US imports, 2025	Share	vs 2024	Total duty today
Belgium	$2M	63%	36%	10%
China	$680K	22%	125%	44%
Taiwan	$448K	15%	1111%	10%
Vietnam	$12K	0%	New	19%

Source: U.S. Census Bureau, general imports. Duty on a $10,000 ocean shipment entered today, before customs fees. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Legal notes

Relevant HTS Notes

Official USITC notes that may affect classification under HTS 2921.59.30.00.

Section 6 NotesProducts of the Chemical or Allied Industries Chapter 29 NotesOrganic chemicals

CBP rulings

Related CROSS Rulings for HTS 2921.59.30.00

CBP classification rulings related to 2921.59.30.00. Open a ruling to read how Customs classified a similar product.

No rulings found

No CROSS classification rulings were found for HTS code "2921.59.30".

Questions

HTS 2921.59.30.00 FAQ

Something else? Ask us.

What does HTS code 2921.59.30.00 cover?

HTS code 2921.59.30.00 covers 4,4'-Methylenedianiline, classified under Chapter 29 (Organic chemicals) in the US Harmonized Tariff Schedule. The general duty rate is 6.5%.

What is the duty rate for HTS 2921.59.30.00?

The general (Column 1) rate of duty for HTS 2921.59.30.00 is 6.5%. Goods that qualify for a trade program can enter at the special rate: Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,MA,OM,P, PA,PE,S,SG). The Column 2 rate, for countries without normal trade relations, is 15.4¢/kg + 40%. Additional Chapter 99 tariffs, such as Section 301 and Section 232, can apply on top depending on the country of origin.

What is the US tariff on 4,4'-Methylenedianiline (HTS 2921.59.30.00) from China?

What is the US tariff on 4,4'-Methylenedianiline (HTS 2921.59.30.00) from Vietnam?

As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from Vietnam pay 19% in duties: the 6.5% base rate plus Section 301 – Forced Labor (12.5%).

What is the US tariff on 4,4'-Methylenedianiline (HTS 2921.59.30.00) from Mexico?

As of Oct 26, 2026, US imports of 4,4'-Methylenedianiline (HTS 2921.59.30.00) from Mexico pay 16.5% in duties: the 6.5% base rate plus Section 301 – Forced Labor (10%). Goods that qualify for USMCA pay 0%.

Where does the US import HTS 2921.59.30.00 from?

In 2025 the US imported $3M of 4,4'-Methylenedianiline under HTS 2921.59.30.00, mostly from Belgium (63%), China (22%) and Taiwan (15%), according to U.S. Census Bureau import data.

Which country has the lowest US duty on HTS 2921.59.30.00?

Of the 20 largest sources of US imports, the lowest total duty on HTS 2921.59.30.00 is 10%, from Germany, Taiwan and 3 more, as of the tariffs in effect on 2026-10-26.

Sources

Primary Sources

The official documents behind the rates and tariffs on this page. Duties are worked out from them as of Revision 20 (2026); check the legal text before you file.