# United States tariff lines under HS 6203.43

> The United States tariff splits HS 6203.43 (trousers, bib and brace overalls, breeches and shorts: Of synthetic fibres) into 38 national lines: 6203.43.01.00 (containing 15 percent or more by weight of down and waterfowl plumage and of which down comprises 35 percent or more by weight; containing 10 percent or more by weight of down), 6203.43.03.00 (water resistant (659)), 6203.43.05.05 (insulated, for cold weather protection (659)), 6203.43.05.10 (men's (659)) and 34 others.

Source: https://border.bot/countries/united-states/hs-codes/620343
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 62](https://border.bot/countries/united-states/hs-codes/62) / [6203.43](https://border.bot/countries/united-states/hs-codes/620343)

## Key facts

- HS subheading: [6203.43](https://border.bot/hs-codes/620343)
- National lines: 38
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 62: Articles of apparel and clothing accessories, not knitted or crocheted

## United States lines under 6203.43

The United States tariff splits HS 6203.43 (trousers, bib and brace overalls, breeches and shorts: Of synthetic fibres) into 38 national lines: 6203.43.01.00 (containing 15 percent or more by weight of down and waterfowl plumage and of which down comprises 35 percent or more by weight; containing 10 percent or more by weight of down), 6203.43.03.00 (water resistant (659)), 6203.43.05.05 (insulated, for cold weather protection (659)), 6203.43.05.10 (men's (659)) and 34 others.

- [6203.43.01.00](https://border.bot/countries/united-states/hs-codes/6203430100) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Recreational performance outerwear, Containing 15 percent or more by weight of down and waterfowl plumage and of which down comprises 35 percent or more by weight; containing 10 percent or more by weight of down. Duty (MFN): free
- [6203.43.03.00](https://border.bot/countries/united-states/hs-codes/6203430300) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Recreational performance outerwear, Other, Bib and brace overalls, Water resistant (659). Duty (MFN): 7.1%
- [6203.43.05.05](https://border.bot/countries/united-states/hs-codes/6203430505) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Recreational performance outerwear, Other, Bib and brace overalls, Other, Insulated, for cold weather protection (659). Duty (MFN): 14.9%
- [6203.43.05.10](https://border.bot/countries/united-states/hs-codes/6203430510) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Recreational performance outerwear, Other, Bib and brace overalls, Other, Other, Men's (659). Duty (MFN): 14.9%
- [6203.43.05.25](https://border.bot/countries/united-states/hs-codes/6203430525) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Recreational performance outerwear, Other, Bib and brace overalls, Other, Other, Boys', sizes 2-7, Imported as parts of playsuits (237). Duty (MFN): 14.9%
- [6203.43.05.50](https://border.bot/countries/united-states/hs-codes/6203430550) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Recreational performance outerwear, Other, Bib and brace overalls, Other, Other, Boys', sizes 2-7, Other (237). Duty (MFN): 14.9%
- [6203.43.05.90](https://border.bot/countries/united-states/hs-codes/6203430590) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Recreational performance outerwear, Other, Bib and brace overalls, Other, Other, Other (659). Duty (MFN): 14.9%
- [6203.43.09.10](https://border.bot/countries/united-states/hs-codes/6203430910) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Recreational performance outerwear, Other, Other, Containing 36 percent or more by weight of wool or fine animal hair, Trousers and breeches, Men's (447). Duty (MFN): 49.6¢/kg + 19.7%
- [6203.43.09.20](https://border.bot/countries/united-states/hs-codes/6203430920) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Recreational performance outerwear, Other, Other, Containing 36 percent or more by weight of wool or fine animal hair, Trousers and breeches, Boys' (447). Duty (MFN): 49.6¢/kg + 19.7%
- [6203.43.09.30](https://border.bot/countries/united-states/hs-codes/6203430930) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Recreational performance outerwear, Other, Other, Containing 36 percent or more by weight of wool or fine animal hair, Shorts (447). Duty (MFN): 49.6¢/kg + 19.7%
- [6203.43.11.10](https://border.bot/countries/united-states/hs-codes/6203431110) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Recreational performance outerwear, Other, Other, Other, Water resistant trousers or breeches (647), Ski/snowboard pants (647). Duty (MFN): 7.1%
- [6203.43.11.90](https://border.bot/countries/united-states/hs-codes/6203431190) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Recreational performance outerwear, Other, Other, Other, Water resistant trousers or breeches (647), Other (647). Duty (MFN): 7.1%
- [6203.43.13.10](https://border.bot/countries/united-states/hs-codes/6203431310) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Recreational performance outerwear, Other, Other, Other, Other, Trousers and breeches, Men's (647). Duty (MFN): 27.9%
- [6203.43.13.15](https://border.bot/countries/united-states/hs-codes/6203431315) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Recreational performance outerwear, Other, Other, Other, Other, Trousers and breeches, Boys', Imported as parts of playsuits (237). Duty (MFN): 27.9%
- [6203.43.13.20](https://border.bot/countries/united-states/hs-codes/6203431320) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Recreational performance outerwear, Other, Other, Other, Other, Trousers and breeches, Boys', Other (647). Duty (MFN): 27.9%
- [6203.43.13.30](https://border.bot/countries/united-states/hs-codes/6203431330) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Recreational performance outerwear, Other, Other, Other, Other, Shorts, Men's (647). Duty (MFN): 27.9%
- [6203.43.13.35](https://border.bot/countries/united-states/hs-codes/6203431335) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Recreational performance outerwear, Other, Other, Other, Other, Shorts, Boys', Imported as parts of playsuits (257). Duty (MFN): 27.9%
- [6203.43.13.40](https://border.bot/countries/united-states/hs-codes/6203431340) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Recreational performance outerwear, Other, Other, Other, Other, Shorts, Boys', Other (647). Duty (MFN): 27.9%
- [6203.43.45.00](https://border.bot/countries/united-states/hs-codes/6203434500) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Other, Containing 15 percent or more by weight of down and waterfowl plumage and of which down comprises 35 percent or more by weight; containing 10 percent or more by weight of down. Duty (MFN): free
- [6203.43.55.00](https://border.bot/countries/united-states/hs-codes/6203435500) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Other, Other, Bib and brace overalls, Water resistant (659). Duty (MFN): 7.1%
- [6203.43.60.05](https://border.bot/countries/united-states/hs-codes/6203436005) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Other, Other, Bib and brace overalls, Other, Insulated, for cold weather protection (659). Duty (MFN): 14.9%
- [6203.43.60.10](https://border.bot/countries/united-states/hs-codes/6203436010) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Other, Other, Bib and brace overalls, Other, Other, Men's (659). Duty (MFN): 14.9%
- [6203.43.60.25](https://border.bot/countries/united-states/hs-codes/6203436025) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Other, Other, Bib and brace overalls, Other, Other, Boys', sizes 2-7, Imported as parts of playsuits (237). Duty (MFN): 14.9%
- [6203.43.60.50](https://border.bot/countries/united-states/hs-codes/6203436050) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Other, Other, Bib and brace overalls, Other, Other, Boys', sizes 2-7, Other (237). Duty (MFN): 14.9%
- [6203.43.60.90](https://border.bot/countries/united-states/hs-codes/6203436090) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Other, Other, Bib and brace overalls, Other, Other, Other (659). Duty (MFN): 14.9%
- [6203.43.65.00](https://border.bot/countries/united-states/hs-codes/6203436500) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Other, Other, Other, Certified hand-loomed and folklore products (647). Duty (MFN): 12.2%
- [6203.43.70.10](https://border.bot/countries/united-states/hs-codes/6203437010) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Other, Other, Other, Other, Containing 36 percent or more by weight of wool or fine animal hair, Trousers and breeches, Men's (447). Duty (MFN): 49.6¢/kg + 19.7%
- [6203.43.70.20](https://border.bot/countries/united-states/hs-codes/6203437020) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Other, Other, Other, Other, Containing 36 percent or more by weight of wool or fine animal hair, Trousers and breeches, Boys' (447). Duty (MFN): 49.6¢/kg + 19.7%
- [6203.43.70.30](https://border.bot/countries/united-states/hs-codes/6203437030) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Other, Other, Other, Other, Containing 36 percent or more by weight of wool or fine animal hair, Shorts (447). Duty (MFN): 49.6¢/kg + 19.7%
- [6203.43.75.10](https://border.bot/countries/united-states/hs-codes/6203437510) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Other, Other, Other, Other, Other, Water resistant trousers or breeches (647), Ski/snowboard pants (647). Duty (MFN): 7.1%
- [6203.43.75.90](https://border.bot/countries/united-states/hs-codes/6203437590) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Other, Other, Other, Other, Other, Water resistant trousers or breeches (647), Other (647). Duty (MFN): 7.1%
- [6203.43.90.09](https://border.bot/countries/united-states/hs-codes/6203439009) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Other, Other, Other, Other, Other, Other, Trousers and breeches, Men’s, Designed for use in hospitals, clinics, laboratories or contaminated areas (647). Duty (MFN): 27.9%
- [6203.43.90.11](https://border.bot/countries/united-states/hs-codes/6203439011) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Other, Other, Other, Other, Other, Other, Trousers and breeches, Men’s, Other (647). Duty (MFN): 27.9%
- [6203.43.90.15](https://border.bot/countries/united-states/hs-codes/6203439015) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Other, Other, Other, Other, Other, Other, Trousers and breeches, Boys', Imported as parts of playsuits (237). Duty (MFN): 27.9%
- [6203.43.90.20](https://border.bot/countries/united-states/hs-codes/6203439020) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Other, Other, Other, Other, Other, Other, Trousers and breeches, Boys', Other (647). Duty (MFN): 27.9%
- [6203.43.90.30](https://border.bot/countries/united-states/hs-codes/6203439030) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Other, Other, Other, Other, Other, Other, Shorts, Men's (647). Duty (MFN): 27.9%
- [6203.43.90.35](https://border.bot/countries/united-states/hs-codes/6203439035) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Other, Other, Other, Other, Other, Other, Shorts, Boys', Imported as parts of playsuits (237). Duty (MFN): 27.9%
- [6203.43.90.40](https://border.bot/countries/united-states/hs-codes/6203439040) Trousers, bib and brace overalls, breeches and shorts, Of synthetic fibers, Other, Other, Other, Other, Other, Other, Shorts, Boys', Other (647). Duty (MFN): 27.9%

## In other countries

No other national tariff on border.bot has live lines under 6203.43 yet.

- [The Harmonized System text for 6203.43](https://border.bot/hs-codes/620343)

- Previous subheading: [6203.42](https://border.bot/countries/united-states/hs-codes/620342) Of cotton
- Next subheading: [6203.49](https://border.bot/countries/united-states/hs-codes/620349) Of other textile materials

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 6203.43?

The United States tariff splits HS 6203.43 (trousers, bib and brace overalls, breeches and shorts: Of synthetic fibres) into 38 national lines: 6203.43.01.00 (containing 15 percent or more by weight of down and waterfowl plumage and of which down comprises 35 percent or more by weight; containing 10 percent or more by weight of down), 6203.43.03.00 (water resistant (659)), 6203.43.05.05 (insulated, for cold weather protection (659)), 6203.43.05.10 (men's (659)) and 34 others.

## 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:

- https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false

Machine-readable: https://border.bot/countries/united-states/hs-codes/620343.json