# United States tariff lines under HS 7306.29

> The United States tariff splits HS 7306.29 (casing and tubing of a kind used in drilling for oil or gas: Other) into 9 national lines: 7306.29.10.30 (imported with coupling), 7306.29.10.90 (other), 7306.29.20.00 (other), 7306.29.31.00 (threaded or coupled) and 5 others. Every United States line under 7306.29 is free of general (MFN) duty.

Source: https://border.bot/countries/united-states/hs-codes/730629
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) / [7306.29](https://border.bot/countries/united-states/hs-codes/730629)

## Key facts

- HS subheading: [7306.29](https://border.bot/hs-codes/730629)
- Duty (MFN): Free
- National lines: 9
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 73: Articles of iron or steel

## United States lines under 7306.29

The United States tariff splits HS 7306.29 (casing and tubing of a kind used in drilling for oil or gas: Other) into 9 national lines: 7306.29.10.30 (imported with coupling), 7306.29.10.90 (other), 7306.29.20.00 (other), 7306.29.31.00 (threaded or coupled) and 5 others.

Every United States line under 7306.29 is free of general (MFN) duty.

- [7306.29.10.30](https://border.bot/countries/united-states/hs-codes/7306291030) Casing and tubing of a kind used in drilling for oil or gas, Other, Casing, Of iron or nonalloy steel, Threaded or coupled, Imported with coupling. Duty (MFN): free
- [7306.29.10.90](https://border.bot/countries/united-states/hs-codes/7306291090) Casing and tubing of a kind used in drilling for oil or gas, Other, Casing, Of iron or nonalloy steel, Threaded or coupled, Other. Duty (MFN): free
- [7306.29.20.00](https://border.bot/countries/united-states/hs-codes/7306292000) Casing and tubing of a kind used in drilling for oil or gas, Other, Casing, Of iron or nonalloy steel, Other. Duty (MFN): free
- [7306.29.31.00](https://border.bot/countries/united-states/hs-codes/7306293100) Casing and tubing of a kind used in drilling for oil or gas, Other, Casing, Other, Threaded or coupled. Duty (MFN): free
- [7306.29.41.00](https://border.bot/countries/united-states/hs-codes/7306294100) Casing and tubing of a kind used in drilling for oil or gas, Other, Casing, Other, Other. Duty (MFN): free
- [7306.29.60.10](https://border.bot/countries/united-states/hs-codes/7306296010) Casing and tubing of a kind used in drilling for oil or gas, Other, Tubing, Of iron or nonalloy steel, Imported with coupling. Duty (MFN): free
- [7306.29.60.50](https://border.bot/countries/united-states/hs-codes/7306296050) Casing and tubing of a kind used in drilling for oil or gas, Other, Tubing, Of iron or nonalloy steel, Other. Duty (MFN): free
- [7306.29.81.10](https://border.bot/countries/united-states/hs-codes/7306298110) Casing and tubing of a kind used in drilling for oil or gas, Other, Tubing, Other, Imported with coupling. Duty (MFN): free
- [7306.29.81.50](https://border.bot/countries/united-states/hs-codes/7306298150) Casing and tubing of a kind used in drilling for oil or gas, Other, Tubing, Other, Other. Duty (MFN): free

## In other countries

No other national tariff on border.bot has live lines under 7306.29 yet.

- [The Harmonized System text for 7306.29](https://border.bot/hs-codes/730629)

- Previous subheading: [7306.21](https://border.bot/countries/united-states/hs-codes/730621) Welded of stainless steel
- Next subheading: [7306.30](https://border.bot/countries/united-states/hs-codes/730630) Other, welded, of circular cross section, of iron or nonalloy steel

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 7306.29?

The United States tariff splits HS 7306.29 (casing and tubing of a kind used in drilling for oil or gas: Other) into 9 national lines: 7306.29.10.30 (imported with coupling), 7306.29.10.90 (other), 7306.29.20.00 (other), 7306.29.31.00 (threaded or coupled) and 5 others.

### What is the duty on HS 7306.29 in the United States?

Every United States line under 7306.29 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/730629.json