Instruments, apparatus for measuring or checking the flow, level, pressure of liquids, gases (e.g. flow meters, heat meters etc), not instruments and apparatus of heading no. 9014, 9015, 9028 or 9032
6-digit subheadings (4)
Official HS 2022 subheading texts. National tariff schedules subdivide these further (8-10 digit lines) and set the actual duty rates.
Instruments and apparatus; for measuring or checking the flow or level of liquids
Instruments and apparatus; for measuring or checking pressure
Instruments and apparatus; for measuring or checking variables of liquids or gases (excluding pressure or the flow and level of liquids and those of heading no. 9014, 9015, 9028 and 9032)
Instruments and apparatus; parts and accessories for those measuring or checking the flow, level, pressure or other variables of liquids or gases (excluding those of heading no. 9014, 9015, 9028 or 9032)
Chapter 90 classification notes
Frequent misclassification in this chapter
Digital cameras that are primarily smartphones classify under 8517 (Ch. 85), not 9006. Medical device accessories may classify separately from the main device.
Classification certainty
The 6-digit level shown here is the internationally harmonised layer. Duty rates attach to national 8-10 digit tariff lines, which differ by country — use the duty calculator for lane estimates. For binding certainty, request a ruling from the destination customs authority.
Binding tariff ruling databaseOther headings in Chapter 90
- 9001 — Optical fibres and optical fibre bundles; optical fibre cables not of …
- 9002 — Lenses, prisms, mirrors and other optical elements, of any material, m…
- 9003 — Frames and mountings; for spectacles, goggles or the like, and parts
- 9004 — Spectacles, goggles and the like; corrective, protective or other
- 9005 — Binoculars, monoculars, other optical telescopes, mountings therefore;…
- 9006 — Cameras, photographic (excluding cinematographic); photographic flashl…
- 9007 — Cinematographic cameras and projectors, whether or not incorporating s…
- 9008 — Image projectors, other than cinematographic; photographic (other than…
- 9010 — Photographic (including cinematographic) laboratory apparatus and equi…
- 9011 — Microscopes, compound optical; including those for photomicrography, c…
- 9012 — Microscopes (excluding optical microscopes); diffraction apparatus
- 9013 — Lasers, other than laser diodes; other optical appliances and instrume…
- 9014 — Navigational instruments and appliances; direction finding compasses
- 9015 — Surveying (including photogrammetrical surveying), hydrographic, ocean…
- 9016 — Balances; of a sensitivity of 5cg or better, with or without weights
- 9017 — Drawing, marking-out, mathematical calculating instruments (drafting m…
- 9018 — Instruments and appliances used in medical, surgical, dental or veteri…
- 9019 — Mechano-therapy, massage appliances; psychological aptitude testing ap…
- 9020 — Breathing appliances and gas masks; excluding protective masks having …
- 9021 — Orthopaedic appliances; including crutches, surgical belts and trusses…
- 9022 — Apparatus based on the use of x-rays or of alpha, beta, gamma or other…
- 9023 — Instruments, apparatus and models, designed for demonstrational purpos…
- 9024 — Machines and appliances for testing the hardness, strength, compressib…
- 9025 — Hydrometers and similar floating instruments, thermometers, pyrometers…
- 9027 — Instruments and apparatus; for physical or chemical analysis (e.g. pol…
- 9028 — Gas, liquid or electricity supply or production meters, including cali…
- 9029 — Revolution counter, production counters, taximeters, mileometers, pedo…
- 9030 — Instruments, apparatus for measuring, checking electrical quantities n…
- 9031 — Measuring or checking instruments, appliances and machines, n.e.c. or …
- 9032 — Regulating or controlling instruments and apparatus; automatic type
- 9033 — Machines and appliances, instruments or apparatus of chapter 90; parts…