7324.21—Of cast iron, whether or not enamelled
General duty rate
Free
Across 2 10-digit lines
Coverage on this page
Up one level: 7324 — Sanitary ware and parts thereof, of iron or steel: (heading)
Plain-English explanation
HTS 7324.21 is a 6-digit subheading of the U.S. Harmonized Tariff Schedule covering Of cast iron, whether or not enamelled. It sits in Chapter 73: Articles of iron or steel, Section XV: Base Metals and Articles of Base Metal and rolls up 2 10-digit statistical lines, all with a general duty rate of Free. No Chapter 99 tariff modifications or AD/CVD orders currently flag any line under this subheading in Tandom's catalog.
10-digit lines under 7324.21(2)
Pick a line to view full rate detail and compute landed duty
Frequently asked questions
What does HTS 7324.21 cover?
HTS 7324.21 is a 6-digit subheading of the U.S. Harmonized Tariff Schedule covering Of cast iron, whether or not enamelled. It belongs to Chapter 73 and rolls up 2 10-digit statistical lines that brokers actually file at entry.
What is the duty rate for HTS 7324.21?
Every 10-digit line under HTS 7324.21 carries a general (Column 1) duty rate of Free. Section 301, Section 232, and AD/CVD overlays may stack on top of this rate at the per-line level — open a specific 10-digit code to see its complete tariff stack.
How do I find the right 10-digit line under HTS 7324.21?
U.S. Customs requires entries to be filed at the 10-digit statistical level — the broader subheading HTS 7324.21 is not directly fileable. Match your product description to the most specific 10-digit line in the list on this page; if multiple lines could apply, the General Rules of Interpretation (GRIs) and chapter notes determine which one governs.
Are there AD/CVD orders affecting HTS 7324.21?
Learn more
Tandom guides relevant to this code
Section 232 steel, aluminum, and copper duties in 2026
What changed April 6, 2026, what stayed the same, and how to file a steel, aluminum, or copper line in ACE without leaving duty exposure on the table.
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How Chapter 99 tariff layers stack on a single entry
How to read, order, and report Chapter 99 HTS codes alongside the base classification on a US entry summary in 2026. The full stacking ladder for brokers and compliance teams.
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