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HTS Code · Chapter 84 · Updated Oct 21, 2026

8473.30.11.40Memory modules suitable for use solely or principally with machines…

HTS Code 8473.30.11.40 covers any article best defined as Machinery and Mechanical Appliances; Electrical Equipment; Parts Thereof; Sound Recorders and Reproducers, Television Image and Sound Recorders and Reproducers, and Parts and Accessories of Such ArticlesNuclear reactors, boilers, machinery and mechanical appliances; parts thereofParts and accessories (other than covers, carrying cases and the like) suitable for use solely or principally with machines of headings 8470 to 8472:Parts and accessories of the machines of heading 8471:Not incorporating a cathode ray tube:Printed circuit assembliesMemory modules suitable for use solely or principally with machines of heading 8471 in the Harmonized Tariff Schedule.

Estimated Duty on 8473.30.11.40

$10,000.00 by ocean, entered Oct 21, 2026

China
Total duty
25%
$2,500.00 on this shipment
Fees
0.47%
MPF + HMF · $47.14
Duty + fees
25.47%
Payable to CBP
Landed cost
$12,547.14
On $10,000.00 customs value
  • Section 301 – China25%
  • Customs fees0.47%

6 exemptions could lower this

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Base Duty Rates for 8473.30.11.40

Set at 8473.30.11 in the Harmonized Tariff Schedule

General Rate of Duty
Free
Special Rate of Duty
—
Column 2 (Non-NTR)
35%
Units of Quantity
No.
Total duty by countryAll 20 →
  • China25%
  • Mexico0%
  • Canada0%
  • Vietnam0%
  • Germany0%

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Tariffs by country · Oct 21, 2026

US Import Duty on HTS 8473.30.11.40 by Country of Origin

As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from China pay 25% in duties: a duty-free base rate plus Section 301 – China (25%). Of the 20 largest sources of US imports, the lowest total is 0%, from Mexico, Canada and 17 more.

Total duty from China
25%
Base rate plus 1 additional tariff
Lowest total duty
0%
From Mexico, Canada and 17 more
Countries with additional tariffs
1 of 20
Section 232, 301 and other Chapter 99 duties
Country of originBase rateAdditional tariffsTotal duty
ChinaFree
  • Section 301 – China25%9903.88.03
25%
MexicoFreeNone0%
CanadaFreeNone0%
VietnamFreeNone0%
GermanyFreeNone0%
JapanFreeNone0%
South KoreaFreeNone0%
TaiwanFreeNone0%
IndiaFreeNone0%
IrelandFreeNone0%
ItalyFreeNone0%
SwitzerlandFreeNone0%
ThailandFreeNone0%
MalaysiaFreeNone0%
United KingdomFreeNone0%
FranceFreeNone0%
IndonesiaFreeNone0%
BrazilFreeNone0%
BangladeshFreeNone0%
CambodiaFreeNone0%
Duty from each country, in words
  • As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from China pay 25% in duties: a duty-free base rate plus Section 301 – China (25%).
  • As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from Mexico pay a duty-free base rate, with no additional tariffs.
  • As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from Canada pay a duty-free base rate, with no additional tariffs.
  • As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from Vietnam pay a duty-free base rate, with no additional tariffs.
  • As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from Germany pay a duty-free base rate, with no additional tariffs.
  • As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from Japan pay a duty-free base rate, with no additional tariffs.
  • As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from South Korea pay a duty-free base rate, with no additional tariffs.
  • As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from Taiwan pay a duty-free base rate, with no additional tariffs.
  • As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from India pay a duty-free base rate, with no additional tariffs.
  • As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from Ireland pay a duty-free base rate, with no additional tariffs.
  • As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from Italy pay a duty-free base rate, with no additional tariffs.
  • As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from Switzerland pay a duty-free base rate, with no additional tariffs.
  • As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from Thailand pay a duty-free base rate, with no additional tariffs.
  • As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from Malaysia pay a duty-free base rate, with no additional tariffs.
  • As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from United Kingdom pay a duty-free base rate, with no additional tariffs.
  • As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from France pay a duty-free base rate, with no additional tariffs.
  • As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from Indonesia pay a duty-free base rate, with no additional tariffs.
  • As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from Brazil pay a duty-free base rate, with no additional tariffs.
  • As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from Bangladesh pay a duty-free base rate, with no additional tariffs.
  • As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from Cambodia pay a duty-free base rate, with no additional tariffs.

Duties on goods entered Oct 21, 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. 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

8473.30.11.40from China25% → 35%

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

Top origins · US imports 2025

Top Origins: Countries the US Imports HTS 8473.30.11.40 From

In 2025 the US imported $27.3B of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40), up 50% on 2024, mostly from South Korea (34%), Vietnam (30%) and Malaysia (18%). Each country's total duty today is shown beside its imports.

Country of originUS imports, 2025Sharevs 2024Total duty today
South Korea$9.4B34%35%0%
Vietnam$8.3B30%74%0%
Malaysia$4.8B18%38%0%
Taiwan$2.3B9%86%0%
Philippines$1.6B6%61%0%
China$680M2%63%25%
Mexico$107M0%59%0%
Canada$43M0%27%0%
India$26M0%552%0%
Morocco$11M0%New0%

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 8473.30.11.40.

CBP rulings

Related CROSS Rulings for HTS 8473.30.11.40

CBP classification rulings related to 8473.30.11.40. Open a ruling to read how Customs classified a similar product.

No rulings found

No CROSS classification rulings were found for HTS code "8473.30.11".

Questions

HTS 8473.30.11.40 FAQ

Something else? Ask us.

What does HTS code 8473.30.11.40 cover?

HTS code 8473.30.11.40 covers memory modules suitable for use solely or principally with machines… (Memory modules suitable for use solely or principally with machines of heading 8471), classified under Chapter 84 (Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof) in the US Harmonized Tariff Schedule. The general duty rate is Free.

What is the duty rate for HTS 8473.30.11.40?

The general (Column 1) rate of duty for HTS 8473.30.11.40 is Free. The Column 2 rate, for countries without normal trade relations, is 35%. 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 memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from China?

As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from China pay 25% in duties: a duty-free base rate plus Section 301 – China (25%).

What is the US tariff on memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from Vietnam?

As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from Vietnam pay a duty-free base rate, with no additional tariffs.

What is the US tariff on memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from Mexico?

As of Oct 21, 2026, US imports of memory modules suitable for use solely or principally with machines… (HTS 8473.30.11.40) from Mexico pay a duty-free base rate, with no additional tariffs.

Where does the US import HTS 8473.30.11.40 from?

In 2025 the US imported $27.3B of memory modules suitable for use solely or principally with machines… under HTS 8473.30.11.40, mostly from South Korea (34%), Vietnam (30%) and Malaysia (18%), according to U.S. Census Bureau import data.

Which country has the lowest US duty on HTS 8473.30.11.40?

Of the 20 largest sources of US imports, the lowest total duty on HTS 8473.30.11.40 is 0%, from Mexico, Canada and 17 more, as of the tariffs in effect on 2026-10-21.

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