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HTS Code · Chapter 74 · Updated Nov 9, 2026

7403.29.01.10Copper-nickel base alloys or copper-nickel-zinc base alloys

Also written 7403290110 and 7403.29.0110

HTS Code 7403.29.01.10 covers any article best defined as Base Metals and Articles of Base MetalCopper and articles thereofRefined copper and copper alloys, unwrought (other than master alloys of heading 7405):Copper alloys:Other copper alloysCopper-nickel base alloys (cupro-nickel) or copper-nickel-zinc base alloys (nickel silver) in the Harmonized Tariff Schedule.

As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from China pay 26% in duties: the 1% base rate plus Section 301 – China (25%).

From China, the total duty on 7403.29.01.10 last changed on Feb 24, 2026, from 36% to 26%. It has changed 1 time since Nov 17, 2025.

Estimated Duty on 7403.29.01.10

$10,000.00 by ocean, entered Nov 9, 2026

China
Total duty
26%
$2,600.00 on this shipment
Fees
0.47%
MPF + HMF · $47.14
Duty + fees
26.47%
Payable to CBP
Landed cost
$12,647.14
On $10,000.00 customs value
  • Base duty1%
  • Section 301 – China25%
  • Customs fees0.47%

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Base Duty Rates for 7403.29.01.10

Set at 7403.29.01 in the Harmonized Tariff Schedule

General Rate of Duty
1%
Special Rate of Duty
Free
AAUBHCLCODEILJOKRMAOMPPAPESSG
Column 2 (Non-NTR)
6%
Units of Quantity
kg
Total duty by countryAll 20 →
  • China26%
  • Mexico1%
  • Canada1%
  • Vietnam1%
  • Germany1%

Tariff updates

Recent US tariff actions that name 7403.29.01.10 or its heading.

All tariff updates
Top origins · US imports 2025

Top Origins: Countries the US Imports HTS 7403.29.01.10 From

In 2025 the US imported $626K of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10), up 52% on 2024, mostly from Mexico (58%), Italy (35%) and France (4%). Each country's total duty today is shown beside its imports.

Country of originUS imports, 2025Sharevs 2024Total duty today
Mexico$364K58%1%1%0% with USMCA
Italy$222K35%534%1%
France$25K4%New1%
United Kingdom$12K2%29%1%
India$3K0%New1%

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.

Tariffs by country · Nov 9, 2026

US Import Duty on HTS 7403.29.01.10 by Country of Origin

As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from China pay 26% in duties: the 1% base rate plus Section 301 – China (25%). Of the 20 largest sources of US imports, the lowest total is 1%, from Mexico, Canada and 17 more.

Total duty from China
26%
Base rate plus 1 additional tariff
Lowest total duty
1%
From Mexico, Canada and 17 more
Countries with additional tariffs
1 of 20
Section 232, 301 and other Chapter 99 duties
Duty from each country, in words
  • As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from China pay 26% in duties: the 1% base rate plus Section 301 – China (25%).
  • As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from Mexico pay the 1% base rate, with no additional tariffs. With USMCA, qualifying goods pay 0%.
  • As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from Canada pay the 1% base rate, with no additional tariffs. With USMCA, qualifying goods pay 0%.
  • As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from Vietnam pay the 1% base rate, with no additional tariffs.
  • As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from Germany pay the 1% base rate, with no additional tariffs.
  • As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from Japan pay the 1% base rate, with no additional tariffs.
  • As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from South Korea pay the 1% base rate, with no additional tariffs. With US-Korea FTA, qualifying goods pay 0%.
  • As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from Taiwan pay the 1% base rate, with no additional tariffs.
  • As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from India pay the 1% base rate, with no additional tariffs.
  • As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from Ireland pay the 1% base rate, with no additional tariffs.
  • As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from Italy pay the 1% base rate, with no additional tariffs.
  • As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from Switzerland pay the 1% base rate, with no additional tariffs.
  • As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from Thailand pay the 1% base rate, with no additional tariffs.
  • As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from Malaysia pay the 1% base rate, with no additional tariffs.
  • As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from United Kingdom pay the 1% base rate, with no additional tariffs.
  • As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from France pay the 1% base rate, with no additional tariffs.
  • As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from Indonesia pay the 1% base rate, with no additional tariffs.
  • As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from Brazil pay the 1% base rate, with no additional tariffs.
  • As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from Bangladesh pay the 1% base rate, with no additional tariffs.
  • As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from Cambodia pay the 1% base rate, with no additional tariffs.

Duties on goods entered Nov 9, 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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Example alert

New tariff action affects 1 of your imports

7403.29.01.10from China26% → 36%

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

Legal notes

Relevant HTS Notes

Official USITC notes that may affect classification under HTS 7403.29.01.10.

CBP rulings

Search CROSS Rulings for HTS 7403.29.01.10

See how Customs classified similar products. CBP's CROSS database holds the classification rulings that cite 7403.29.01.

Questions

HTS 7403.29.01.10 FAQ

Something else? Ask us.

What does HTS code 7403.29.01.10 cover?

HTS code 7403.29.01.10 covers copper-nickel base alloys or copper-nickel-zinc base alloys (Copper-nickel base alloys (cupro-nickel) or copper-nickel-zinc base alloys (nickel silver)), classified under Chapter 74 (Copper and articles thereof) in the US Harmonized Tariff Schedule. The general duty rate is 1%.

What is the duty rate for HTS 7403.29.01.10?

The general (Column 1) rate of duty for HTS 7403.29.01.10 is 1%. 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 6%. 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 copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from China?

As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from China pay 26% in duties: the 1% base rate plus Section 301 – China (25%).

What is the US tariff on copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from Vietnam?

As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from Vietnam pay the 1% base rate, with no additional tariffs.

What is the US tariff on copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from Mexico?

As of Nov 9, 2026, US imports of copper-nickel base alloys or copper-nickel-zinc base alloys (HTS 7403.29.01.10) from Mexico pay the 1% base rate, with no additional tariffs. Goods that qualify for USMCA pay 0%.

Where does the US import HTS 7403.29.01.10 from?

In 2025 the US imported $626K of copper-nickel base alloys or copper-nickel-zinc base alloys under HTS 7403.29.01.10, mostly from Mexico (58%), Italy (35%) and France (4%), according to U.S. Census Bureau import data.

Which country has the lowest US duty on HTS 7403.29.01.10?

Of the 20 largest sources of US imports, the lowest total duty on HTS 7403.29.01.10 is 1%, from Mexico, Canada and 17 more, as of the tariffs in effect on 2026-11-09.

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.