HTS heading 7224 · Chapter 72

HTS 7224: Other alloy steel in ingots or other primary forms

HTS heading 7224 covers other alloy steel in ingots or other primary forms; semi-finished products of other alloy steel. It has 2 tariff lines with a duty rate; the general (MFN) rates are Free (2 lines).

Imports may also owe Chapter 99 tariffs (Section 232, 301 or 201) depending on origin and date, plus the Merchandise Processing Fee and, by sea, the Harbor Maintenance Fee.

Rates from the 2026 HTS Revision 22, effective October 30, 2026. Source: U.S. International Trade Commission.

HTS code

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Country of origin

Customs value (USD)

Mode of transport

Entry date

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Tariff lines and duty rates

HTS code	Description	General	Column 2	Estimate
7224.10.00	Ingots and other primary forms	Free	28%
7224.10.00.05	Of high-nickel alloy steel[kg]			Estimate →
	Other:
7224.10.00.45	Of tool steel[kg]			Estimate →
7224.10.00.75	Other[kg]			Estimate →
7224.90.00	Other	Free	28%
7224.90.00.05	Of high-nickel alloy steel[kg]			Estimate →
	Other:
	Of tool steel:
	Of rectangular (including square) cross section:
7224.90.00.15	Having a width less than four times the thickness[kg]			Estimate →
7224.90.00.25	Having a width at least four times the thickness[kg]			Estimate →
7224.90.00.35	Other[kg]			Estimate →
	Other:
	Of rectangular (including square) cross section:
7224.90.00.45	Having a width less than four times the thickness[kg]			Estimate →
7224.90.00.55	Having a width at least four times the thickness[kg]			Estimate →
7224.90.00.65	Of circular cross section[kg]			Estimate →
7224.90.00.75	Other[kg]			Estimate →

13 lines shown. Statistical suffixes (the last two digits) inherit the rate of the 8-digit subheading above them.

Example: base duty and fees on $10000

For HTS 7224.10.00 at the general rate of Free, shipped by ocean, before any Chapter 99 tariffs:

Base duty (Free)	$0.00
Merchandise Processing Fee (0.3464%, min $34.58)	$34.64
Harbor Maintenance Fee (0.125%)	$12.50
Duty and fees	$47.14

Origin-specific tariffs can multiply this. Run this example from China or from Mexico to see every line.

Frequently asked questions

What is the duty rate for HTS 7224?

Heading 7224 has 2 rate lines. The general (MFN) duty rates are Free (2 lines). Products of free trade agreement partners may enter at the special rate, and Column 2 rates apply to countries without normal trade relations. Chapter 99 tariffs can be added on top: calculate the full amount.

Do Section 301, 232 or 201 tariffs apply to HTS 7224?

It depends on the 8- or 10-digit subheading, the country of origin, the entry date and, for Section 232, the metal content. These additional duties are listed in Chapter 99 of the HTS. The free duty calculator checks each program for a given code, origin and date and shows which apply and why.

What fees are added to an import under HTS 7224?

Formal entries pay the Merchandise Processing Fee of 0.3464% of value (minimum $34.58, maximum $670.86 in FY2027). Ocean shipments also pay the Harbor Maintenance Fee of 0.125% of value. See the import duty calculator for how they combine.