# United States tariff lines under HS 8423.30

> The United States tariff splits HS 8423.30 (constant weight scales and scales for discharging a predetermined weight of material into a bag or container, including hopper scales) into 1 national line: 8423.30.00.00 (constant-weight scales and scales for discharging a predetermined weight of material into a bag or container, including hopper scales). Every United States line under 8423.30 is free of general (MFN) duty.

Source: https://border.bot/countries/united-states/hs-codes/842330
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) / [8423.30](https://border.bot/countries/united-states/hs-codes/842330)

## Key facts

- HS subheading: [8423.30](https://border.bot/hs-codes/842330)
- 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 8423.30

The United States tariff splits HS 8423.30 (constant weight scales and scales for discharging a predetermined weight of material into a bag or container, including hopper scales) into 1 national line: 8423.30.00.00 (constant-weight scales and scales for discharging a predetermined weight of material into a bag or container, including hopper scales).

Every United States line under 8423.30 is free of general (MFN) duty.

- [8423.30.00.00](https://border.bot/countries/united-states/hs-codes/8423300000) Constant-weight scales and scales for discharging a predetermined weight of material into a bag or container, including hopper scales. Duty (MFN): free

## In other countries

No other national tariff on border.bot has live lines under 8423.30 yet.

- [The Harmonized System text for 8423.30](https://border.bot/hs-codes/842330)

- Previous subheading: [8423.20](https://border.bot/countries/united-states/hs-codes/842320) Scales for continuous weighing of goods on conveyors
- Next subheading: [8423.81](https://border.bot/countries/united-states/hs-codes/842381) Weighing machinery (excluding balances of a sensitivity of 5 cg or better), including weight-operated counting or checking machines; weighing machine weights of all kinds; parts of weighing machinery

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 8423.30?

The United States tariff splits HS 8423.30 (constant weight scales and scales for discharging a predetermined weight of material into a bag or container, including hopper scales) into 1 national line: 8423.30.00.00 (constant-weight scales and scales for discharging a predetermined weight of material into a bag or container, including hopper scales).

### What is the duty on HS 8423.30 in the United States?

Every United States line under 8423.30 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/842330.json