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HTS heading 9030 · Chapter 90

HTS 9030: Oscilloscopes, spectrum analyzers and other…

HTS heading 9030 covers oscilloscopes, spectrum analyzers and other instruments and apparatus for measuring or checking electrical quantities, excluding meters of heading 9028; instruments and apparatus for measuring or detecting alpha, beta, gamma, X-ray, cosmic or other ionizing radiations; parts and accessories thereof:​. It has 18 tariff lines with a duty rate; the general (MFN) rates are Free (17 lines), 1.7% (1 line).

Imports may also owe Chapter 99 tariffs (Section 232, 301 or 201) depending on origin and date, plus the Merchandise Processing Fee and, by sea, the Harbor Maintenance Fee.

Rates from the 2026 HTS Revision 22, effective October 30, 2026. Source: U.S. International Trade Commission.

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Tariff lines and duty rates

HTS codeDescriptionGeneralSpecialColumn 2Estimate
9030.10.00.00Instruments and apparatus for measuring or detecting ionizing radiations[No.]Free40%Estimate →
9030.20Oscilloscopes and oscillographs:
9030.20.05.00Specially designed for telecommunications[No.]Free40%Estimate →
9030.20.10.00Other oscilloscopes and oscillographs[No.]Free40%Estimate →
Other instruments and apparatus, for measuring or checking voltage, current, resistance or power (other than those for measuring or checking semiconductor wafers or devices):
9030.31.00.00Multimeters, without a recording device[No.]Free40%Estimate →
9030.32.00.00Multimeters, with a recording device[No.]Free40%Estimate →
9030.33Other, without a recording device:
9030.33.34.00Resistance measuring instruments[No.]1.7%Free (A*,AU,B,BH,C,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)40%Estimate →
9030.33.38.00Other[No.]Free40%Estimate →
9030.39.01.00Other, with a recording device[No.]Free40%Estimate →
9030.40.00.00Other instruments and apparatus, specially designed for telecommunications (for example, cross-talk meters, gain measuring instruments, distortion factor meters, psophometers)[No.]Free40%Estimate →
Other instruments and apparatus:
9030.82.00.00For measuring or checking semiconductor wafers or devices (including integrated circuits)[No.]Free40%Estimate →
9030.84.00.00Other, with a recording device[No.]Free40%Estimate →
9030.89.01.00Other[No.]Free40%Estimate →
9030.90Parts and accessories:
For articles of subheading 9030.10:
9030.90.25.00Printed circuit assemblies[No.]Free40%Estimate →
9030.90.46.00Other[kg, No.]Free40%Estimate →
Other:
Printed circuit assemblies:
9030.90.66.00Of instruments and apparatus of subheading 9030.40 or 9030.82[No.]Free40%Estimate →
9030.90.68.00Other[No.]Free40%Estimate →
Other:
9030.90.84.00Of instruments and apparatus of subheading 9030.82[kg]Free40%Estimate →
9030.90.89OtherFree40%
9030.90.89.11Of articles of subheading 9030.20[kg]Estimate →
9030.90.89.21Of articles of subheading 9030.31[kg]Estimate →
9030.90.89.22Of articles of subheading 9030.32[kg]Estimate →
9030.90.89.23Of articles of subheading 9030.33[kg]Estimate →
9030.90.89.31Of articles of subheading 9030.39[kg]Estimate →
9030.90.89.40Of articles of subheading 9030.40[kg]Estimate →
9030.90.89.56Of articles of subheading 9030.84[kg]Estimate →
9030.90.89.61Other[kg]Estimate →

26 lines shown. Statistical suffixes (the last two digits) inherit the rate of the 8-digit subheading above them.

Example: base duty and fees on $10000

For HTS 9030.33.34.00 at the general rate of 1.7%, shipped by ocean, before any Chapter 99 tariffs:

Base duty (1.7%)$170.00
Merchandise Processing Fee (0.3464%, min $34.58)$34.64
Harbor Maintenance Fee (0.125%)$12.50
Duty and fees$217.14

Origin-specific tariffs can multiply this. Run this example from China or from Mexico to see every line.

Special program codes in this heading

A, A*, A+
Generalized System of Preferences (GSP)
AU
U.S.–Australia FTA
B
Automotive Products Trade Act
BH
U.S.–Bahrain FTA
C
Agreement on Trade in Civil Aircraft
CL
U.S.–Chile FTA
CO
U.S.–Colombia Trade Promotion Agreement
D
African Growth and Opportunity Act (AGOA)
E, E*
Caribbean Basin Economic Recovery Act
IL
U.S.–Israel FTA
JO
U.S.–Jordan FTA
KR
U.S.–Korea FTA (KORUS)
MA
U.S.–Morocco FTA
OM
U.S.–Oman FTA
P, P+
CAFTA-DR
PA
U.S.–Panama Trade Promotion Agreement
PE
U.S.–Peru Trade Promotion Agreement
S, S+
USMCA (United States–Mexico–Canada Agreement)
SG
U.S.–Singapore FTA

A special rate applies only when the goods qualify under that program's rules of origin and the claim is made at entry.

Frequently asked questions

What is the duty rate for HTS 9030?

Heading 9030 has 18 rate lines. The general (MFN) duty rates are Free (17 lines), 1.7% (1 line). Products of free trade agreement partners may enter at the special rate, and Column 2 rates apply to countries without normal trade relations. Chapter 99 tariffs can be added on top: calculate the full amount.

Do Section 301, 232 or 201 tariffs apply to HTS 9030?

It depends on the 8- or 10-digit subheading, the country of origin, the entry date and, for Section 232, the metal content. These additional duties are listed in Chapter 99 of the HTS. The free duty calculator checks each program for a given code, origin and date and shows which apply and why.

What fees are added to an import under HTS 9030?

Formal entries pay the Merchandise Processing Fee of 0.3464% of value (minimum $34.58, maximum $670.86 in FY2027). Ocean shipments also pay the Harbor Maintenance Fee of 0.125% of value. See the import duty calculator for how they combine.