# United States tariff line 7308.10.00.00: Bridges and bridge sections

> In the United States tariff, line 7308.10.00.00 covers bridges and bridge sections. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 7308.10 in heading 73.08 (chapter 73).

Source: https://border.bot/countries/united-states/hs-codes/7308100000
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 73](https://border.bot/countries/united-states/hs-codes/73) / [7308.10](https://border.bot/countries/united-states/hs-codes/730810) / [7308.10.00.00](https://border.bot/countries/united-states/hs-codes/7308100000)

## Key facts

- Tariff line: 7308.10.00.00
- Covers: Bridges and bridge sections
- Duty (MFN): Free
- Additional duties: None recorded
- Restrictions: None recorded
- Tariff: [United States](https://border.bot/countries/united-states)
- HS subheading: [7308.10](https://border.bot/hs-codes/730810)

## What this line covers

In the United States tariff, line 7308.10.00.00 covers bridges and bridge sections.

Its legal text is “Bridges and bridge sections”.

## How it is structured

It falls under HS subheading 7308.10 in heading 73.08 (chapter 73). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff.

- Chapter 73: Articles of iron or steel
- Heading 73.08: Structures (excluding prefabricated buildings of heading 9406) and parts of structures (for example, bridges and bridge sections, lock gates, towers, lattice masts, roofs, roofing frameworks, doors and windows and their frames and thresholds for doors, shutters, balustrades, pillars and columns) of iron or steel; plates, rods, angles, shapes, sections, tubes and the like, prepared for use in structures, of iron or steel
- Line 7308.10.00.00: Bridges and bridge sections

## Duty

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

## In other countries

No other national tariff on border.bot has live lines under 7308.10 yet.

- [The Harmonized System text for 7308.10](https://border.bot/hs-codes/730810)

- Previous line: [7307.99.50.60](https://border.bot/countries/united-states/hs-codes/7307995060) Of alloy steel (except stainless steel)
- Next line: [7308.20.00.30](https://border.bot/countries/united-states/hs-codes/7308200030) Tubular, whether or not tapered, and sectional components thereof

## Frequently asked questions

### What does tariff line 7308.10.00.00 cover in the United States tariff?

In the United States tariff, line 7308.10.00.00 covers bridges and bridge sections.

### What is the general (MFN) duty on 7308.10.00.00 in the United States?

Goods under this line enter 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/7308100000.json