Key facts
- HS subheading
- 9020.00
- National lines
- 3
- Tariff
- United States
- Chapter
- 90: Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; parts and accessories thereof
Summary
The United States tariff splits HS 9020.00 (other breathing appliances and gas masks, excluding protective masks having neither mechanical parts nor replaceable filters) into 3 national lines: 9020.00.40.00 (underwater breathing devices designed as a complete unit to be carried on the person and not requiring attendants), 9020.00.60.00 (other breathing appliances and gas masks) and 9020.00.90.00 (other). The general (MFN) duty differs by line: free on 9020.00.40.00, 2.5% on 9020.00.60.00 and 2.5% on 9020.00.90.00.
United States lines under 9020.00
The United States tariff splits HS 9020.00 (other breathing appliances and gas masks, excluding protective masks having neither mechanical parts nor replaceable filters) into 3 national lines: 9020.00.40.00 (underwater breathing devices designed as a complete unit to be carried on the person and not requiring attendants), 9020.00.60.00 (other breathing appliances and gas masks) and 9020.00.90.00 (other).
The general (MFN) duty differs by line: free on 9020.00.40.00, 2.5% on 9020.00.60.00 and 2.5% on 9020.00.90.00.
- 9020.00.40.00Underwater breathing devices designed as a complete unit to be carried on the person and not requiring attendantsDuty: Free
- 9020.00.60.00Other breathing appliances and gas masksDuty: 2.5%
- 9020.00.90.00OtherDuty: 2.5%
In other countries
No other national tariff on border.bot has live lines under 9020.00 yet.
Frequently asked questions
How many national tariff lines does the United States tariff have under HS 9020.00?
The United States tariff splits HS 9020.00 (other breathing appliances and gas masks, excluding protective masks having neither mechanical parts nor replaceable filters) into 3 national lines: 9020.00.40.00 (underwater breathing devices designed as a complete unit to be carried on the person and not requiring attendants), 9020.00.60.00 (other breathing appliances and gas masks) and 9020.00.90.00 (other).
What is the duty on HS 9020.00 in the United States?
The general (MFN) duty differs by line: free on 9020.00.40.00, 2.5% on 9020.00.60.00 and 2.5% on 9020.00.90.00.
Sources and updates
The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
This page was last updated on 9 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.
Official source files: