# United States tariff lines under HS 8477.51

> The United States tariff splits HS 8477.51 (other machinery for moulding or otherwise forming: For moulding or retreading pneumatic tyres or for moulding or otherwise forming inner tubes) into 2 national lines: 8477.51.00.10 (for molding or retreading pneumatic tires) and 8477.51.00.90 (other). The general (MFN) duty is 3.1% on all 2 lines.

Source: https://border.bot/countries/united-states/hs-codes/847751
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) / [8477.51](https://border.bot/countries/united-states/hs-codes/847751)

## Key facts

- HS subheading: [8477.51](https://border.bot/hs-codes/847751)
- Duty (MFN): 3.1%
- National lines: 2
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof

## United States lines under 8477.51

The United States tariff splits HS 8477.51 (other machinery for moulding or otherwise forming: For moulding or retreading pneumatic tyres or for moulding or otherwise forming inner tubes) into 2 national lines: 8477.51.00.10 (for molding or retreading pneumatic tires) and 8477.51.00.90 (other).

The general (MFN) duty is 3.1% on all 2 lines.

- [8477.51.00.10](https://border.bot/countries/united-states/hs-codes/8477510010) Other machinery for molding or otherwise forming, For molding or retreading pneumatic tires or for molding or otherwise forming inner tubes, For molding or retreading pneumatic tires. Duty (MFN): 3.1%
- [8477.51.00.90](https://border.bot/countries/united-states/hs-codes/8477510090) Other machinery for molding or otherwise forming, For molding or retreading pneumatic tires or for molding or otherwise forming inner tubes, Other. Duty (MFN): 3.1%

## In other countries

No other national tariff on border.bot has live lines under 8477.51 yet.

- [The Harmonized System text for 8477.51](https://border.bot/hs-codes/847751)

- Previous subheading: [8477.40](https://border.bot/countries/united-states/hs-codes/847740) Machinery for working rubber or plastics or for the manufacture of products from these materials, not specified or included elsewhere in this chapter; parts thereof
- Next subheading: [8477.59](https://border.bot/countries/united-states/hs-codes/847759) Machinery for working rubber or plastics or for the manufacture of products from these materials, 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 8477.51?

The United States tariff splits HS 8477.51 (other machinery for moulding or otherwise forming: For moulding or retreading pneumatic tyres or for moulding or otherwise forming inner tubes) into 2 national lines: 8477.51.00.10 (for molding or retreading pneumatic tires) and 8477.51.00.90 (other).

### What is the duty on HS 8477.51 in the United States?

The general (MFN) duty is 3.1% 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/847751.json