# United States tariff lines under HS 3819.00

> The United States tariff splits HS 3819.00 (hydraulic brake fluids and other prepared liquids for hydraulic transmission, not containing or containing less than 70 % by weight of petroleum oils or oils obtained from bituminous minerals) into 2 national lines: 3819.00.00.10 (hydraulic brake fluids) and 3819.00.00.90 (other). The general (MFN) duty is 6.5% on all 2 lines.

Source: https://border.bot/countries/united-states/hs-codes/381900
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 38](https://border.bot/countries/united-states/hs-codes/38) / [3819.00](https://border.bot/countries/united-states/hs-codes/381900)

## Key facts

- HS subheading: [3819.00](https://border.bot/hs-codes/381900)
- Duty (MFN): 6.5%
- National lines: 2
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 38: Miscellaneous chemical products

## United States lines under 3819.00

The United States tariff splits HS 3819.00 (hydraulic brake fluids and other prepared liquids for hydraulic transmission, not containing or containing less than 70 % by weight of petroleum oils or oils obtained from bituminous minerals) into 2 national lines: 3819.00.00.10 (hydraulic brake fluids) and 3819.00.00.90 (other).

The general (MFN) duty is 6.5% on all 2 lines.

- [3819.00.00.10](https://border.bot/countries/united-states/hs-codes/3819000010) Hydraulic brake fluids. Duty (MFN): 6.5%
- [3819.00.00.90](https://border.bot/countries/united-states/hs-codes/3819000090) Other. Duty (MFN): 6.5%

## In other countries

No other national tariff on border.bot has live lines under 3819.00 yet.

- [The Harmonized System text for 3819.00](https://border.bot/hs-codes/381900)

- Previous subheading: [3818.00](https://border.bot/countries/united-states/hs-codes/381800) Chemical elements doped for use in electronics, in the form of discs, wafers or similar forms; chemical compounds doped for use in electronics
- Next subheading: [3820.00](https://border.bot/countries/united-states/hs-codes/382000) Antifreezing preparations and prepared deicing fluids

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 3819.00?

The United States tariff splits HS 3819.00 (hydraulic brake fluids and other prepared liquids for hydraulic transmission, not containing or containing less than 70 % by weight of petroleum oils or oils obtained from bituminous minerals) into 2 national lines: 3819.00.00.10 (hydraulic brake fluids) and 3819.00.00.90 (other).

### What is the duty on HS 3819.00 in the United States?

The general (MFN) duty is 6.5% on all 2 lines.

## 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/381900.json