# United States tariff lines under HS 4001.22

> The United States tariff splits HS 4001.22 (natural rubber in other forms: Technically specified natural rubber (TSNR)) into 6 national lines: 4001.22.00.05 (grade 5), 4001.22.00.10 (grade CV), 4001.22.00.15 (grade L), 4001.22.00.20 (grade 10) and 2 others. Every United States line under 4001.22 is free of general (MFN) duty.

Source: https://border.bot/countries/united-states/hs-codes/400122
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 40](https://border.bot/countries/united-states/hs-codes/40) / [4001.22](https://border.bot/countries/united-states/hs-codes/400122)

## Key facts

- HS subheading: [4001.22](https://border.bot/hs-codes/400122)
- Duty (MFN): Free
- National lines: 6
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 40: Rubber and articles thereof

## United States lines under 4001.22

The United States tariff splits HS 4001.22 (natural rubber in other forms: Technically specified natural rubber (TSNR)) into 6 national lines: 4001.22.00.05 (grade 5), 4001.22.00.10 (grade CV), 4001.22.00.15 (grade L), 4001.22.00.20 (grade 10) and 2 others.

Every United States line under 4001.22 is free of general (MFN) duty.

- [4001.22.00.05](https://border.bot/countries/united-states/hs-codes/4001220005) Natural rubber in other forms, Technically specified natural rubber (TSNR), Grade 5. Duty (MFN): free
- [4001.22.00.10](https://border.bot/countries/united-states/hs-codes/4001220010) Natural rubber in other forms, Technically specified natural rubber (TSNR), Grade CV. Duty (MFN): free
- [4001.22.00.15](https://border.bot/countries/united-states/hs-codes/4001220015) Natural rubber in other forms, Technically specified natural rubber (TSNR), Grade L. Duty (MFN): free
- [4001.22.00.20](https://border.bot/countries/united-states/hs-codes/4001220020) Natural rubber in other forms, Technically specified natural rubber (TSNR), Grade 10. Duty (MFN): free
- [4001.22.00.25](https://border.bot/countries/united-states/hs-codes/4001220025) Natural rubber in other forms, Technically specified natural rubber (TSNR), Grade 20. Duty (MFN): free
- [4001.22.00.50](https://border.bot/countries/united-states/hs-codes/4001220050) Natural rubber in other forms, Technically specified natural rubber (TSNR), Other. Duty (MFN): free

## In other countries

No other national tariff on border.bot has live lines under 4001.22 yet.

- [The Harmonized System text for 4001.22](https://border.bot/hs-codes/400122)

- Previous subheading: [4001.21](https://border.bot/countries/united-states/hs-codes/400121) Natural rubber, balata, gutta-percha, guayule, chicle and similar natural gums, in primary forms or in plates, sheets or strip
- Next subheading: [4001.29](https://border.bot/countries/united-states/hs-codes/400129) Natural rubber, balata, gutta-percha, guayule, chicle and similar natural gums, in primary forms or in plates, sheets or strip

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 4001.22?

The United States tariff splits HS 4001.22 (natural rubber in other forms: Technically specified natural rubber (TSNR)) into 6 national lines: 4001.22.00.05 (grade 5), 4001.22.00.10 (grade CV), 4001.22.00.15 (grade L), 4001.22.00.20 (grade 10) and 2 others.

### What is the duty on HS 4001.22 in the United States?

Every United States line under 4001.22 is free of general (MFN) duty.

## 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/400122.json