# United States tariff line 3825.50.00.00: Wastes of metal-pickling liquors, hydraulic fluids, brake fluids and anti-freeze fluids

> In the United States tariff, line 3825.50.00.00 covers wastes of metal-pickling liquors, hydraulic fluids, brake fluids and anti-freeze fluids. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 3825.50 in heading 38.25 (chapter 38).

Source: https://border.bot/countries/united-states/hs-codes/3825500000
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) / [3825.50](https://border.bot/countries/united-states/hs-codes/382550) / [3825.50.00.00](https://border.bot/countries/united-states/hs-codes/3825500000)

## Key facts

- Tariff line: 3825.50.00.00
- Covers: Wastes of metal-pickling liquors, hydraulic fluids, brake fluids and anti-freeze fluids
- Duty (MFN): Free
- Additional duties: None recorded
- Restrictions: None recorded
- Tariff: [United States](https://border.bot/countries/united-states)
- HS subheading: [3825.50](https://border.bot/hs-codes/382550)

## What this line covers

In the United States tariff, line 3825.50.00.00 covers wastes of metal-pickling liquors, hydraulic fluids, brake fluids and anti-freeze fluids.

Its legal text is “Wastes of metal-pickling liquors, hydraulic fluids, brake fluids and anti-freeze fluids”.

## How it is structured

It falls under HS subheading 3825.50 in heading 38.25 (chapter 38). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff.

- Chapter 38: Miscellaneous chemical products
- Heading 38.25: Residual products of the chemical or allied industries, not elsewhere specified or included; municipal waste; sewage sludge; other wastes specified in note 6 to this chapter
- Line 3825.50.00.00: Wastes of metal-pickling liquors, hydraulic fluids, brake fluids and anti-freeze fluids

## Duty

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

## In other countries

No other national tariff on border.bot has live lines under 3825.50 yet.

- [The Harmonized System text for 3825.50](https://border.bot/hs-codes/382550)

- Previous line: [3825.49.00.00](https://border.bot/countries/united-states/hs-codes/3825490000) Other
- Next line: [3825.61.00.00](https://border.bot/countries/united-states/hs-codes/3825610000) Mainly containing organic constituents

## Frequently asked questions

### What does tariff line 3825.50.00.00 cover in the United States tariff?

In the United States tariff, line 3825.50.00.00 covers wastes of metal-pickling liquors, hydraulic fluids, brake fluids and anti-freeze fluids.

### What is the general (MFN) duty on 3825.50.00.00 in the United States?

Goods under this line enter 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/3825500000.json