HS chapter 73: Articles of iron or steel

Last updated 11 October 2026

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Key facts

Chapter: 73
Description: Articles of iron or steel
Headings: 26
Subheadings: 124
Edition: HS2022

Summary

HS chapter 73 covers articles of iron or steel. It has 26 headings, 73.01 to 73.26, and 124 six-digit subheadings in HS2022. National tariff lines under chapter 73 are live on border.bot for the United States (573 lines, also used by 1 other country).

What this chapter covers

HS chapter 73 covers articles of iron or steel.

It has 26 headings, 73.01 to 73.26, and 124 six-digit subheadings in HS2022.

Subheadings 101 to 124 of 124, page 2 of 2.

73.21 Stoves, ranges, grates, cookers (including those with subsidiary boilers for central heating), barbecues, braziers, gas-rings, plate warmers and similar non-electric domestic appliances, and parts thereof, of iron or steel

7321.81Other appliances: For gas fuel or for both gas and other fuels
7321.82Other appliances: For liquid fuel
7321.89Other appliances: Other, including appliances for solid fuel
7321.90Parts

73.22 Radiators for central heating, not electrically heated, and parts thereof, of iron or steel; air heaters and hot air distributors (including distributors which can also distribute fresh or conditioned air), not electrically heated, incorporating a motor- driven fan or blower, and parts thereof, of iron or steel

7322.11Radiators and parts thereof: Of cast iron
7322.19Radiators and parts thereof: Other
7322.90Other

73.23 Table, kitchen or other household articles and parts thereof, of iron or steel; iron or steel wool; pot scourers and scouring or polishing pads, gloves and the like, of iron or steel

7323.10Iron or steel wool; pot scourers and scouring or polishing pads, gloves and the like
7323.91Other: Of cast iron, not enamelled
7323.92Other: Of cast iron, enamelled
7323.93Other: Of stainless steel
7323.94Other: Of iron (other than cast iron) or steel, enamelled
7323.99Other: Other

73.24 Sanitary ware and parts thereof, of iron or steel

7324.10Sinks and wash basins, of stainless steel
7324.21Baths: Of cast iron, whether or not enamelled
7324.29Baths: Other
7324.90Other, including parts

73.25 Other cast articles of iron or steel

7325.10Of non-malleable cast iron
7325.91Other: Grinding balls and similar articles for mills
7325.99Other: Other

73.26 Other articles of iron or steel

7326.11Forged or stamped, but not further worked: Grinding balls and similar articles for mills
7326.19Forged or stamped, but not further worked: Other
7326.20Articles of iron or steel wire
7326.90Other

What it doesn’t cover

Chapter 72, before it, covers iron and steel; chapter 74, after it, covers copper and articles thereof.

How it is structured

Chapter 73 is the first level of the Harmonized System. Its headings add two digits to the chapter number (73.01), and each heading's subheadings add two more.

In other countries

National tariff lines under chapter 73 are live on border.bot for the United States (573 lines, also used by 1 other country).

United States573 lines, used by 1 other country

Frequently asked questions

What does HS chapter 73 cover?

HS chapter 73 covers articles of iron or steel.

How many headings and subheadings are in HS chapter 73?

HS chapter 73 has 26 headings and 124 six-digit subheadings in HS2022.

Which countries’ tariffs list national lines in HS chapter 73?

National tariff lines under chapter 73 are live on border.bot for the United States (573 lines, also used by 1 other country).

Sources and updates

The Harmonized System legal text comes from border.bot release 2 (edition HS 2022), imported from a file, and has been live since 11 October 2026.

This page was last updated on 11 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.

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