# United States tariff line 8437.80.00.10: Flour mill and grain mill machines

> In the United States tariff, line 8437.80.00.10 covers other machinery, flour mill and grain mill machines. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 8437.80 in heading 84.37 (chapter 84).

Source: https://border.bot/countries/united-states/hs-codes/8437800010
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) / [8437.80](https://border.bot/countries/united-states/hs-codes/843780) / [8437.80.00.10](https://border.bot/countries/united-states/hs-codes/8437800010)

## Key facts

- Tariff line: 8437.80.00.10
- Covers: Other machinery, flour mill and grain mill machines
- Duty (MFN): Free
- Additional duties: None recorded
- Restrictions: None recorded
- Tariff: [United States](https://border.bot/countries/united-states)
- HS subheading: [8437.80](https://border.bot/hs-codes/843780)

## What this line covers

In the United States tariff, line 8437.80.00.10 covers other machinery, flour mill and grain mill machines.

Its legal text is “Flour mill and grain mill machines”, read under “Other machinery”.

## How it is structured

It falls under HS subheading 8437.80 in heading 84.37 (chapter 84). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff.

- Chapter 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof
- Heading 84.37: Machines for cleaning, sorting or grading seed, grain or dried leguminous vegetables, and parts thereof; machinery used in the milling industry or for the working of cereals or dried leguminous vegetables, other than farm type machinery; parts thereof
- Subheading 8437.80: Other machinery
- Line 8437.80.00.10: Flour mill and grain mill machines

## Duty

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

The rate is published on 8437.80.00.

## In other countries

No other national tariff on border.bot has live lines under 8437.80 yet.

- [The Harmonized System text for 8437.80](https://border.bot/hs-codes/843780)

## Other lines under 8437.80

- [8437.80.00.90](https://border.bot/countries/united-states/hs-codes/8437800090) Other

- Previous line: [8437.10.00.00](https://border.bot/countries/united-states/hs-codes/8437100000) Machines for cleaning, sorting or grading seed, grain or dried leguminous vegetables
- Next line: [8437.80.00.90](https://border.bot/countries/united-states/hs-codes/8437800090) Other

## Frequently asked questions

### What does tariff line 8437.80.00.10 cover in the United States tariff?

In the United States tariff, line 8437.80.00.10 covers other machinery, flour mill and grain mill machines.

### What is the general (MFN) duty on 8437.80.00.10 in the United States?

Goods under this line enter free of general (MFN) duty. The rate is published on 8437.80.00.

## 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/8437800010.json