# HS code 9019.20: Ozone therapy, oxygen therapy, aerosol therapy, artificial respiration or other therapeutic respiration apparatus

> HS code 9019.20 covers ozone therapy, oxygen therapy, aerosol therapy, artificial respiration or other therapeutic respiration apparatus. It sits in heading 90.19 (mechano-therapy appliances; massage apparatus; psychological aptitude-testing apparatus; ozone therapy, oxygen therapy, aerosol therapy, artificial respiration or other therapeutic respiration apparatus) in chapter 90 (optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; parts and accessories thereof). Other goods of heading 90.19 are classified under 9019.10 (mechano-therapy appliances; massage apparatus; psychological aptitude-testing apparatus).

Source: https://staging.border.bot/hs-codes/901920
Last updated: 13 October 2026

[HS codes](https://staging.border.bot/hs-codes) / [Chapter 90](https://staging.border.bot/hs-codes/90) / [90.19](https://staging.border.bot/hs-codes/9019) / [9019.20](https://staging.border.bot/hs-codes/901920)

## Key facts

- HS code: 9019.20
- Covers: Ozone therapy, oxygen therapy, aerosol therapy, artificial respiration or other therapeutic respiration apparatus
- Heading: [90.19: Mechano-therapy appliances; massage apparatus; psychological aptitude-testing apparatus; ozone therapy, oxygen therapy, aerosol therapy, artificial respiration or other therapeutic respiration apparatus](https://staging.border.bot/hs-codes/9019)
- Chapter: [90: Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; parts and accessories thereof](https://staging.border.bot/hs-codes/90)
- Edition: HS2022
- Duty rates: [Set by each country’s tariff](https://staging.border.bot/countries)

## What this code covers

HS code 9019.20 covers ozone therapy, oxygen therapy, aerosol therapy, artificial respiration or other therapeutic respiration apparatus.

The legal text of the subheading is “Ozone therapy, oxygen therapy, aerosol therapy, artificial respiration or other therapeutic respiration apparatus”, in HS2022.

## What it doesn’t cover

Other goods of heading 90.19 are classified under 9019.10 (mechano-therapy appliances; massage apparatus; psychological aptitude-testing apparatus).

- [9019.10](https://staging.border.bot/hs-codes/901910) Mechano-therapy appliances; massage apparatus; psychological aptitude-testing apparatus

## How it is structured

9019.20 is a six-digit subheading. Its first two digits, 90, are the chapter; the first four, 9019, are heading 90.19; the last two, 20, identify the subheading within the heading.

Countries add their own digits after these six for their national tariff lines.

- Chapter 90: Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; parts and accessories thereof
- Heading 90.19: Mechano-therapy appliances; massage apparatus; psychological aptitude-testing apparatus; ozone therapy, oxygen therapy, aerosol therapy, artificial respiration or other therapeutic respiration apparatus
- Subheading 9019.20: Ozone therapy, oxygen therapy, aerosol therapy, artificial respiration or other therapeutic respiration apparatus

## In other countries

No national tariff lines under 9019.20 are live on border.bot yet. Tariffs built on the Harmonized System (HS2022) use 9019.20 at six digits and add their own digits after it.

- Previous subheading: [9019.10](https://staging.border.bot/hs-codes/901910) Mechano-therapy appliances; massage apparatus; psychological aptitude-testing apparatus
- Next subheading: [9020.00](https://staging.border.bot/hs-codes/902000) Other breathing appliances and gas masks, excluding protective masks having neither mechanical parts nor replaceable filters

## Frequently asked questions

### What does HS code 9019.20 cover?

HS code 9019.20 covers ozone therapy, oxygen therapy, aerosol therapy, artificial respiration or other therapeutic respiration apparatus.

### Which heading and chapter is HS code 9019.20 in?

HS code 9019.20 is in heading 90.19 (mechano-therapy appliances; massage apparatus; psychological aptitude-testing apparatus; ozone therapy, oxygen therapy, aerosol therapy, artificial respiration or other therapeutic respiration apparatus) in chapter 90 (optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; parts and accessories thereof).

### Where are goods of heading 90.19 classified when 9019.20 doesn’t fit?

Other goods of heading 90.19 are classified under 9019.10 (mechano-therapy appliances; massage apparatus; psychological aptitude-testing apparatus).

## Sources and updates

The Harmonized System legal text comes from border.bot release 1 (edition HS 2022), imported from a file, and has been live since 13 October 2026.

This page was last updated on 13 October 2026.

Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.

Machine-readable: https://staging.border.bot/hs-codes/901920.json