Section XVIII, Optical, medical and precision instruments; clocks and watches; musical instruments · HTS release 2026HTSRev21
HTS Chapter 90: headings and duty rates
Headings 9001 to 9033: 32 headings and 421 statistical lines. Each heading page gives its base-rate range and the additional duties for the main origins on 2026-10-09.
| Heading | Lines | Base rate |
|---|---|---|
| 9001Optical fibers and optical fiber bundles; optical fiber cables other than those of heading 8544; sheets and plates of… | 14 | Free–6.7% |
| 9002Lenses, prisms, mirrors and other optical elements, of any material, mounted, being parts of or fittings for… | 11 | Free–2.45% |
| 9003Frames and mountings for spectacles, goggles or the like, and parts thereof | 3 | Free–2.5% |
| 9004Spectacles, goggles and the like, corrective, protective or other | 3 | 2%–2.5% |
| 9005Binoculars, monoculars, other optical telescopes, and mountings therefor; other astronomical instruments and mountings… | 8 | Free–8% + specific |
| 9006Photographic (other than cinematographic) cameras; photographic flashlight apparatus and flashbulbs other than… | 32 | Free–6.8% |
| 9007Cinematographic cameras and projectors, whether or not incorporating sound recording or reproducing apparatus; parts… | 9 | Free–4.9% |
| 9008Image projectors, other than cinematographic; photographic (other than cinematographic) enlargers and reducers; parts… | 7 | Free–7% |
| 9010Apparatus and equipment for photographic (including cinematographic) laboratories, not specified or included elsewhere… | 10 | Free–2.9% |
| 9011Compound optical microscopes, including those for photomicrography, cinemicrography or microprojection; parts and… | 6 | Free–7.2% |
| 9012Microscopes other than optical microscopes; diffraction apparatus; parts and accessories thereof | 2 | Free |
| 9013Lasers, other than laser diodes; other optical appliances and instruments, not specified or included elsewhere in this… | 11 | Free–16% |
| 9014Direction finding compasses; other navigational instruments and appliances; parts and accessories thereof | 19 | Free |
| 9015Surveying (including photogrammetrical surveying), hydrographic, oceanographic, hydrological, meteorological or… | 19 | Free–2.8% |
| 9016Balances of a sensitivity of 5 cg or better, with or without weights; parts and accessories thereof | 3 | 2.9%–3.9% |
| 9017Drawing, marking-out or mathematical calculating instruments (for example, drafting machines, pantographs, protractors,… | 17 | Free–5.8% + specific |
| 9018Instruments and appliances used in medical, surgical, dental or veterinary sciences, including scintigraphic apparatus,… | 42 | Free |
| 9019Mechano-therapy appliances; massage apparatus; psychological aptitude-testing apparatus; ozone therapy, oxygen therapy,… | 10 | Free |
| 9020Other breathing appliances and gas masks, excluding protective masks having neither mechanical parts nor replaceable… | 3 | Free–2.5% |
| 9021Orthopedic appliances, including crutches, surgical belts and trusses; splints and other fracture appliances;… | 13 | Free |
| 9022Apparatus based on the use of X-rays or of alpha, beta, gamma or other ionizing radiations, whether or not for medical,… | 15 | Free–1.4% |
| 9023Instruments, apparatus and models, designed for demonstrational purposes (for example, in education or exhibitions),… | 1 | Free |
| 9024Machines and appliances for testing the hardness, strength, compressibility, elasticity or other mechanical properties… | 4 | Free |
| 9025Hydrometers and similar floating instruments, thermometers, pyrometers, barometers, hygrometers and psychrometers,… | 14 | Free–2.9% |
| 9026Instruments and apparatus for measuring or checking the flow, level, pressure or other variables of liquids or gases… | 12 | Free |
| 9027Instruments and apparatus for physical or chemical analysis (for example, polarimeters, refractometers, spectrometers,… | 44 | Free–1.2% |
| 9028Gas, liquid or electricity supply or production meters, including calibrating meters thereof; parts and accessories… | 5 | Free + specific |
| 9029Revolution counters, production counters, taximeters, odometers, pedometers and the like; speedometers and tachometers,… | 11 | Free–6% + specific |
| 9030Oscilloscopes, spectrum analyzers and other instruments and apparatus for measuring or checking electrical quantities,… | 25 | Free–1.7% |
| 9031Measuring or checking instruments, appliances and machines, not specified or included elsewhere in this chapter;… | 21 | Free–1.7% |
| 9032Automatic regulating or controlling instruments and apparatus; parts and accessories thereof | 24 | Free–1.7% |
| 9033Parts and accessories (not specified or included elsewhere in this chapter) for machines, appliances, instruments or… | 3 | Free–4.4% |
Changes since 2025-10-09
0 statistical lines established and 0 discontinued in this chapter according to the USITC Change Records (2 changes in total). Dated changes: change list.
Scope
We do not classify goods. These pages show reference rates for HTS codes. Choosing the code for an entry is the importer's responsibility, and entries are filed by the importer of record or a licensed customs broker. Duties shown are calculations from public sources, not legal advice.