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HTS Code · Chapter 90 · Updated Oct 26, 2026

9031.41.00.40Optical instruments and appliances, for wafers

Also written 9031410040 and 9031.41.0040

HTS Code 9031.41.00.40 covers any article best defined as Optical, Photographic, Cinematographic, Measuring, Checking, Precision, Medical or Surgical Instruments and Apparatus; Clocks and Watches; Musical Instruments; Parts and Accessories ThereofOptical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; parts and accessories thereofMeasuring or checking instruments, appliances and machines, not specified or included elsewhere in this chapter; profile projectors; parts and accessories thereof:Other optical instruments and appliances:For inspecting semiconductor wafers or devices (including integrated circuits) or for inspecting photomasks or reticles used in manufacturing semiconductor devices (including integrated circuits)For inspecting semiconductor wafers or devices:For wafers in the Harmonized Tariff Schedule.

As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from China pay 25% in duties: a duty-free base rate plus Section 301 – China (25%).

From China, the total duty on 9031.41.00.40 last changed on Jul 24, 2026, from 35% to 25%. It has changed 2 times since Nov 17, 2025.

Estimated Duty on 9031.41.00.40

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

Chapter 99 lines9903.88.01Section 301 China: List 1

5 exemptions could lower this

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Base Duty Rates for 9031.41.00.40

Set at 9031.41.00 in the Harmonized Tariff Schedule

General Rate of Duty
Free
Special Rate of Duty
—
Column 2 (Non-NTR)
50%
Units of Quantity
No.
Total duty by countryAll 20 →
  • China25%
  • Mexico0%
  • Canada0%
  • Vietnam0%
  • Germany0%

Tariff updates

Recent US tariff actions that name 9031.41.00.40 or its heading.

All tariff updates
Tariffs by country · Oct 26, 2026

US Import Duty on HTS 9031.41.00.40 by Country of Origin

As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) 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 16 more.

Total duty from China
25%
Base rate plus 1 additional tariff
Lowest total duty
0%
From Mexico, Canada and 16 more
Countries with additional tariffs
2 of 20
Section 232, 301 and other Chapter 99 duties
Country of originBase rateAdditional tariffsTotal duty
ChinaFree25%
MexicoFreeNone0%
CanadaFreeNone0%
VietnamFreeNone0%
GermanyFreeNone0%
JapanFreeNone0%
South KoreaFreeNone0%
TaiwanFreeNone0%
IndiaFreeNone0%
IrelandFreeNone0%
ItalyFreeNone0%
SwitzerlandFreeNone0%
ThailandFreeNone0%
MalaysiaFreeNone0%
United KingdomFreeNone0%
FranceFreeNone0%
IndonesiaFreeNone0%
BrazilFree25%
BangladeshFreeNone0%
CambodiaFreeNone0%
Duty from each country, in words
  • As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from China pay 25% in duties: a duty-free base rate plus Section 301 – China (25%).
  • As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from Mexico pay a duty-free base rate, with no additional tariffs.
  • As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from Canada pay a duty-free base rate, with no additional tariffs.
  • As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from Vietnam pay a duty-free base rate, with no additional tariffs.
  • As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from Germany pay a duty-free base rate, with no additional tariffs.
  • As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from Japan pay a duty-free base rate, with no additional tariffs.
  • As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from South Korea pay a duty-free base rate, with no additional tariffs.
  • As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from Taiwan pay a duty-free base rate, with no additional tariffs.
  • As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from India pay a duty-free base rate, with no additional tariffs.
  • As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from Ireland pay a duty-free base rate, with no additional tariffs.
  • As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from Italy pay a duty-free base rate, with no additional tariffs.
  • As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from Switzerland pay a duty-free base rate, with no additional tariffs.
  • As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from Thailand pay a duty-free base rate, with no additional tariffs.
  • As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from Malaysia pay a duty-free base rate, with no additional tariffs.
  • As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from United Kingdom pay a duty-free base rate, with no additional tariffs.
  • As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from France pay a duty-free base rate, with no additional tariffs.
  • As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from Indonesia pay a duty-free base rate, with no additional tariffs.
  • As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from Brazil pay 25% in duties: a duty-free base rate plus Section 301 – Brazil (25%).
  • As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from Bangladesh pay a duty-free base rate, with no additional tariffs.
  • As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from Cambodia pay a duty-free base rate, with no additional tariffs.

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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Example alert

New tariff action affects 1 of your imports

9031.41.00.40from China25% → 35%

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

Top origins · US imports 2025

Top Origins: Countries the US Imports HTS 9031.41.00.40 From

In 2025 the US imported $272M of optical instruments and appliances, for wafers (HTS 9031.41.00.40), down 47% on 2024, mostly from Singapore (30%), Israel (27%) and Taiwan (18%). Each country's total duty today is shown beside its imports.

Country of originUS imports, 2025Sharevs 2024Total duty today
Singapore$82M30%43%0%
Israel$73M27%46%0%
Taiwan$49M18%43%0%
Japan$32M12%54%0%
Germany$16M6%58%0%
South Korea$7M3%52%0%
Vietnam$5M2%35%0%
Italy$2M1%4447%0%
Malaysia$2M1%84%0%
Austria$2M1%12%0%

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.

Related codes

Other HTS Codes at This Level

Legal notes

Relevant HTS Notes

Official USITC notes that may affect classification under HTS 9031.41.00.40.

CBP rulings

Related CROSS Rulings for HTS 9031.41.00.40

CBP classification rulings related to 9031.41.00.40. Open a ruling to read how Customs classified a similar product.

hq 962212Aug 10, 1999

Protest 2809-98-100442; Automatic Pellicle Mounting System; Measuring or Checking Instruments, Other Optical Instruments and Appliances.

9031.41.00/8479.89.85
ny g86065Jan 24, 2001

The tariff classification of Test Handlers from Switzerland

9031.41.00
Questions

HTS 9031.41.00.40 FAQ

Something else? Ask us.

What does HTS code 9031.41.00.40 cover?

HTS code 9031.41.00.40 covers optical instruments and appliances, for wafers (For wafers), classified under Chapter 90 (Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; parts and accessories thereof) in the US Harmonized Tariff Schedule. The general duty rate is Free.

What is the duty rate for HTS 9031.41.00.40?

The general (Column 1) rate of duty for HTS 9031.41.00.40 is Free. The Column 2 rate, for countries without normal trade relations, is 50%. 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 optical instruments and appliances, for wafers (HTS 9031.41.00.40) from China?

As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from China pay 25% in duties: a duty-free base rate plus Section 301 – China (25%).

What is the US tariff on optical instruments and appliances, for wafers (HTS 9031.41.00.40) from Vietnam?

As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from Vietnam pay a duty-free base rate, with no additional tariffs.

What is the US tariff on optical instruments and appliances, for wafers (HTS 9031.41.00.40) from Mexico?

As of Oct 26, 2026, US imports of optical instruments and appliances, for wafers (HTS 9031.41.00.40) from Mexico pay a duty-free base rate, with no additional tariffs.

Where does the US import HTS 9031.41.00.40 from?

In 2025 the US imported $272M of optical instruments and appliances, for wafers under HTS 9031.41.00.40, mostly from Singapore (30%), Israel (27%) and Taiwan (18%), according to U.S. Census Bureau import data.

Which country has the lowest US duty on HTS 9031.41.00.40?

Of the 20 largest sources of US imports, the lowest total duty on HTS 9031.41.00.40 is 0%, from Mexico, Canada and 16 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.