Harmonized Tariff Schedule of the U.S. › Chapter 90 Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments; parts and accessories
9030.90.66.00Tariff line
Classification path
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
9030
Parts and accessories
Other
Printed circuit assemblies
Of instruments and apparatus of subheading 9030.40 or 9030.82
9030.90.66.00
Rates of duty
General rate (Column 1)Free
Special—
Column 240%
UnitNo.
Printed page 3044
Measure flags
for origin CN, entry date 2026-10-26 · base rate Free
- Section 301 forced-labor tariff (12.5%)9903.05.31Applies+12.5%China: Column 1 rate + 12.5% additional
- China 301 List 1 (9903.88.01)9903.88.01Applies+25%8-digit subheading 9030.90.66 is on L1
Confirmed total 37.5% · max 37.5%Full duty breakdown →