Harmonized Tariff Schedule of the United States · HTS code · HS 9019.20
9019.20.00: Ozone therapy, oxygen therapy, aerosol therapy, artificial respiration or other therapeutic respiration apparatus; parts and accessories thereof
Respiratory therapy apparatus (ventilators)
Not declarable on its own: use one of its 1 subdivisions Data: Harmonized Tariff Schedule of the United States · checked on 24 October 2026
- 9019 Mechano-therapy appliances; massage apparatus; psychological aptitude-testing apparatus; ozone therapy, oxygen therapy, aerosol therapy, artificial respiration or other therapeutic respiration apparatus; parts and accessories thereof:
- 9019.20.00 Ozone therapy, oxygen therapy, aerosol therapy, artificial respiration or other therapeutic respiration apparatus; parts and accessories thereof
What you pay
Importing into USA
US additional duties of HTS chapter 99 in force on 22 October 2026 are included (Section 301, 232, 338 and 201). IEEPA duties are no longer collected after the Supreme Court ruling of February 2026. Conditional exemptions (US content, end use, metal share) are not computed: check the provision.
Additional duties and import rules
Charges on top of the customs duty, and rules the goods must meet at the border.
No additional measures recorded for this origin.
Same subheading in other tariffs
UK Free Third-country duty 3 tariff lines 
EU Free Third-country duty 3 tariff lines 
Türkiye Free Third-country duty 3 tariff lines 
Canada Free General (MFN) 1 tariff line 
Mexico Free General (MFN) 1 tariff line 
Brazil 20% General (MFN) 5 tariff lines 
Argentina 12.6% General (MFN) 11 tariff lines 
Peru Free General (MFN) 1 tariff line 
New Zealand Free General (MFN) 1 tariff line 
Japan Free General (MFN) 1 tariff line 
Taiwan Free General (MFN) 6 tariff lines 
GCC 5% General (MFN) 5 tariff lines 
Switzerland Free General (MFN) 1 tariff line 
Norway Free General (MFN) 1 tariff line 
North Macedonia Free General (MFN) 3 tariff lines 
Nigeria 5% General (MFN) 1 tariff line Binding rulings for similar goods
Decisions of U.S. Customs and Border Protection (CROSS) and HMRC (Advance Tariff Rulings) on goods classified here. A ruling binds only its holder, but shows how the authorities classify similar goods. The descriptions are the authorities’ own, in English.
- N363757 U.S. CBP
Eligibility for duty-free treatment under Nairobi Protocol concerning pediatric CPAP masks from Taiwan
- N363546 U.S. CBP
The tariff classification of a Nasal Atomizer Assembly from China.
- N363181 U.S. CBP
The tariff classification of Freestyle Comfort (FSC) Oxygen Concentrator component parts from China
- N361971 U.S. CBP
Eligibility for duty-free treatment under Nairobi Protocol concerning Bonhawa Respiratory Humidifier System component part from China.
- N359765 U.S. CBP
The tariff classification of components of Eclipse Oxygen Concentrator from China
- N359517 U.S. CBP
The tariff classification of components of Homestyle Aspen Oxygen Concentrator from China.
- N358390 U.S. CBP
The tariff classification of Spirit Liquid Oxygen System component from China.
- N358128 U.S. CBP
The tariff classification of Freestyle Comfort (FSC) Oxygen Concentrator components from China.
Legal notes
In the Harmonized Tariff Schedule of the United States, 9019.20.00 is one of 1 line under subheading 9019.20, ozone therapy, oxygen therapy, aerosol therapy, artificial respiration or other….
The general duty is free, and quantities are declared in p/st.
For the same subheading, the UK duty is free, the EU duty is free, the Türkiye duty is free, the Canada duty is free, the Mexico duty is free, the Brazil duty is 20%, the Argentina duty is 12.6%, the Peru duty is free, the New Zealand duty is free, the Japan duty is free, the Taiwan duty is free, the GCC duty is 5%, the Switzerland duty is free, the Norway duty is free, the North Macedonia duty is free and the Nigeria duty is 5%.
The United States imported goods of subheading 9019.20 worth US$4bn in 2024; the largest supplier was Singapore.
Questions and answers
What is the USA import duty for HTS code 9019.20.00?
The general duty in the Harmonized Tariff Schedule of the United States is free; the supplementary unit is p/st. Preferential rates for goods from agreement countries, anti-dumping duties and VAT are not included.
Where does the United States import these goods from?
For subheading 9019.20 as a whole, the largest supplier in 2024 was Singapore (US$1bn), followed by China.
Typical products
- aerosol therapy apparatus
- breathing appliances
- nebulisers
- oxygen masks
- oxygen therapy apparatus
- ozone therapy apparatus
Everyday names, not part of the legal text.