9030.33Instruments and apparatus, for measuring or checking voltage, current
Also written 903033
HTS Code 9030.33 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 thereofOscilloscopes, 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:Other instruments and apparatus, for measuring or checking voltage, current, resistance or power (other than those for measuring or checking semiconductor wafers or devices):Other, without a recording device: in the Harmonized Tariff Schedule — covering 2 sub-classifications.
Tariff updates
Recent US tariff actions that name 9030.33 or its heading.
- Dec 18, 2025 · PublishedUS cuts reciprocal tariff on Swiss and Liechtenstein goods to 15% all-in, exempts certain products
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Relevant HTS Notes
Official USITC notes that may affect classification under HTS 9030.33.
Related CROSS Rulings for HTS 9030.33
CBP classification rulings related to 9030.33. Open a ruling to read how Customs classified a similar product.
No rulings found
No CROSS classification rulings were found for HTS code "9030.33".
What does HTS code 9030.33 cover?
HTS code 9030.33 covers instruments and apparatus, for measuring or checking voltage, current (Other, without a recording device:), 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. There are 2 more specific sub-classifications under this code.
Primary Sources
The official documents behind the rates and tariffs on this page. Duties are worked out from them; check the legal text before you file.