# United States tariff lines under HS 4418.40

> The United States tariff splits HS 4418.40 (shuttering for concrete constructional work) into 1 national line: 4418.40.00.00 (formwork (shuttering) for concrete constructional work). The general (MFN) duty is 3.2% on this line.

Source: https://border.bot/countries/united-states/hs-codes/441840
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 44](https://border.bot/countries/united-states/hs-codes/44) / [4418.40](https://border.bot/countries/united-states/hs-codes/441840)

## Key facts

- HS subheading: [4418.40](https://border.bot/hs-codes/441840)
- Duty (MFN): 3.2%
- National lines: 1
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 44: Wood and articles of wood; wood charcoal

## United States lines under 4418.40

The United States tariff splits HS 4418.40 (shuttering for concrete constructional work) into 1 national line: 4418.40.00.00 (formwork (shuttering) for concrete constructional work).

The general (MFN) duty is 3.2% on this line.

- [4418.40.00.00](https://border.bot/countries/united-states/hs-codes/4418400000) Formwork (shuttering) for concrete constructional work. Duty (MFN): 3.2%

## In other countries

No other national tariff on border.bot has live lines under 4418.40 yet.

- [The Harmonized System text for 4418.40](https://border.bot/hs-codes/441840)

- Previous subheading: [4418.30](https://border.bot/countries/united-states/hs-codes/441830) Builders' joinery and carpentry of wood, including cellular wood panels and assembled flooring panels; shingles and shakes
- Next subheading: [4418.50](https://border.bot/countries/united-states/hs-codes/441850) Builders' joinery and carpentry of wood, including cellular wood panels and assembled flooring panels; shingles and shakes

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 4418.40?

The United States tariff splits HS 4418.40 (shuttering for concrete constructional work) into 1 national line: 4418.40.00.00 (formwork (shuttering) for concrete constructional work).

### What is the duty on HS 4418.40 in the United States?

The general (MFN) duty is 3.2% on this line.

## 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/441840.json