# United States tariff lines under HS 8479.81

> The United States tariff splits HS 8479.81 (other machines and mechanical appliances: For treating metal, including electric wire coil-winders) into 1 national line: 8479.81.00.00 (for treating metal, including electric wire coil-winders). Every United States line under 8479.81 is free of general (MFN) duty.

Source: https://border.bot/countries/united-states/hs-codes/847981
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 84](https://border.bot/countries/united-states/hs-codes/84) / [8479.81](https://border.bot/countries/united-states/hs-codes/847981)

## Key facts

- HS subheading: [8479.81](https://border.bot/hs-codes/847981)
- Duty (MFN): Free
- National lines: 1
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof

## United States lines under 8479.81

The United States tariff splits HS 8479.81 (other machines and mechanical appliances: For treating metal, including electric wire coil-winders) into 1 national line: 8479.81.00.00 (for treating metal, including electric wire coil-winders).

Every United States line under 8479.81 is free of general (MFN) duty.

- [8479.81.00.00](https://border.bot/countries/united-states/hs-codes/8479810000) Other machines and mechanical appliances, For treating metal, including electric wire coil-winders. Duty (MFN): free

## In other countries

No other national tariff on border.bot has live lines under 8479.81 yet.

- [The Harmonized System text for 8479.81](https://border.bot/hs-codes/847981)

- Previous subheading: [8479.79](https://border.bot/countries/united-states/hs-codes/847979) Machines and mechanical appliances having individual functions, not specified or included elsewhere in this chapter; parts thereof
- Next subheading: [8479.82](https://border.bot/countries/united-states/hs-codes/847982) Machines and mechanical appliances having individual functions, not specified or included elsewhere in this chapter; parts thereof

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 8479.81?

The United States tariff splits HS 8479.81 (other machines and mechanical appliances: For treating metal, including electric wire coil-winders) into 1 national line: 8479.81.00.00 (for treating metal, including electric wire coil-winders).

### What is the duty on HS 8479.81 in the United States?

Every United States line under 8479.81 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/847981.json