HSN Codes · Chapter 90: Optical, Medical, and Precision Instruments

HSN Code 901920

Ozone therapy, oxygen therapy, aerosol, therapy artificial respiration or other therapeutic respiration apparatus

Typical GST rate

Varies

Depends on sub-classification

Type

Goods

HSN classification

Code level

6-digit

Sub-heading

Reading code 901920

The first two digits (90) place this code in chapter 90 — Optical, Medical, and Precision Instruments. Heading 9019 groups the product family, and the remaining digits pin down this specific 6-digit classification. Remember: you can never invent a shorter code by truncating a longer one — only codes that exist in the official tariff are valid.

Medical and surgical instruments, diagnostic equipment, meters, lenses, and precision instruments — much of it at concessional 12%.

Parent heading

9019 — Mechano-therapy appliances; massage apparatus; psychological aptitude-testing apparatus; ozone therapy, oxygen therapy, aerosol therapy, artificial respiration or other therapeutic respiration apparatus

More specific codes under 901920

  • 90192010 — Ozone therapy, oxygen therapy, aerosol, therapy artificial respiration or other therapeutic respiration apparatus — oxygen therapy apparatus
  • 90192090 — Ozone therapy, oxygen therapy, aerosol, therapy artificial respiration or other therapeutic respiration apparatus — other

Related codes in heading 9019

  • 901910 — Mechano-therapy appliances, massage apparatus, psychological aptitude-testing apparatus

Frequently asked questions

The GST rate under 901920 depends on the specific item and applicable notifications. Check the classification with our HSN code finder and confirm the rate before invoicing.
Businesses with annual aggregate turnover of ₹5 crore or more must report at least 6 digits on e-invoices and e-way bills; below ₹5 crore, 4 digits is the B2B minimum. Exports require 8 digits.
Every line item on a GST tax invoice carries its HSN code alongside the description, quantity, taxable value, and tax breakup. The code also flows into your GSTR-1 HSN summary and e-way bills.

Related tools & guides

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