# United States tariff line 4002.19.00.19: Other

> In the United States tariff, line 4002.19.00.19 covers styrene-butadiene rubber (SBR); carboxylated styrene-butadiene rubber (XSBR), containing 50 percent or less styrene by weight of the dry polymer. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 4002.19 in heading 40.02 (chapter 40).

Source: https://border.bot/countries/united-states/hs-codes/4002190019
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) / [4002.19](https://border.bot/countries/united-states/hs-codes/400219) / [4002.19.00.19](https://border.bot/countries/united-states/hs-codes/4002190019)

## Key facts

- Tariff line: 4002.19.00.19
- Covers: Styrene-butadiene rubber (SBR); carboxylated styrene-butadiene rubber (XSBR), containing 50 percent or less styrene by weight of the dry polymer
- Duty (MFN): Free
- Additional duties: None recorded
- Restrictions: None recorded
- Tariff: [United States](https://border.bot/countries/united-states)
- HS subheading: [4002.19](https://border.bot/hs-codes/400219)

## What this line covers

In the United States tariff, line 4002.19.00.19 covers styrene-butadiene rubber (SBR); carboxylated styrene-butadiene rubber (XSBR), containing 50 percent or less styrene by weight of the dry polymer.

Its legal text is “Other”, read under “Styrene-butadiene rubber (SBR); carboxylated styrene-butadiene rubber (XSBR)”, “Other” and “Containing 50 percent or less styrene by weight of the dry polymer”.

## How it is structured

It falls under HS subheading 4002.19 in heading 40.02 (chapter 40). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff.

- Chapter 40: Rubber and articles thereof
- Heading 40.02: Synthetic rubber and factice derived from oils, in primary forms or in plates, sheets or strip; mixtures of any product of heading 4001 with any product of this heading, in primary forms or in plates, sheets or strip
- Subheading 4002.19: Styrene-butadiene rubber (SBR); carboxylated styrene-butadiene rubber (XSBR)
- Within the subheading: Other
- Within the subheading: Containing 50 percent or less styrene by weight of the dry polymer
- Line 4002.19.00.19: Other

## Duty

Goods under this line enter free of general (MFN) duty.

The rate is published on 4002.19.00.

## In other countries

No other national tariff on border.bot has live lines under 4002.19 yet.

- [The Harmonized System text for 4002.19](https://border.bot/hs-codes/400219)

## Other lines under 4002.19

- [4002.19.00.14](https://border.bot/countries/united-states/hs-codes/4002190014) Styrene-butadiene-styrene block co- polymers produced by solution polymerization (SBS, thermoplastic elastormers), in granules, crumbs or powders
- [4002.19.00.15](https://border.bot/countries/united-states/hs-codes/4002190015) Styrene-butadiene rubber produced by emulsion polymerization (E-SBR) in bales
- [4002.19.00.16](https://border.bot/countries/united-states/hs-codes/4002190016) Styrene-butadiene rubber produced by solution polymerization (S-SBR) in bales
- [4002.19.00.20](https://border.bot/countries/united-states/hs-codes/4002190020) Containing over 50 percent styrene by weight of the dry polymer

- Previous line: [4002.19.00.16](https://border.bot/countries/united-states/hs-codes/4002190016) Styrene-butadiene rubber produced by solution polymerization (S-SBR) in bales
- Next line: [4002.19.00.20](https://border.bot/countries/united-states/hs-codes/4002190020) Containing over 50 percent styrene by weight of the dry polymer

## Frequently asked questions

### What does tariff line 4002.19.00.19 cover in the United States tariff?

In the United States tariff, line 4002.19.00.19 covers styrene-butadiene rubber (SBR); carboxylated styrene-butadiene rubber (XSBR), containing 50 percent or less styrene by weight of the dry polymer.

### What is the general (MFN) duty on 4002.19.00.19 in the United States?

Goods under this line enter free of general (MFN) duty. The rate is published on 4002.19.00.

## 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:

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

Machine-readable: https://border.bot/countries/united-states/hs-codes/4002190019.json