9403.99.10.40—Of metal
General
Free
Units
kg
Column 2
25%
Special
9403.99.10.40—Of metalGeneral
Free
Units
kg
Column 2
25%
Special
—
HTS 9403.99.10.40 is the U.S. Harmonized Tariff Schedule classification for Of metal. It's a 10-digit statistical line in Chapter 94: Furniture; bedding, mattresses, mattress supports, cushions and similar stuffed furnishings; lamps and lighting fittings, not elsewhere specified or included; illuminated signs, illuminated nameplates and the like; prefabricated buildings, Section XX: Miscellaneous Manufactured Articles, used by U.S. Customs and Border Protection to determine the duty rate at entry. 12 Chapter 99 tariff modifications currently stack on top of the base rate, and 18 active AD/CVD orders flag this code.
New to HTS codes? Read our guide on how HTS classification works →
Chapter 99 overlays that stack on the base rate
| Code | Authority | Rate |
|---|---|---|
| 9903.80.03 | section_232 | The duty provided in the applicable subheading + 25% |
| 9903.81.84 | section_232 | The duty provided in the applicable subheading + 25% |
| 9903.81.86 | section_232 | The duty provided in the applicable subheading + 25% |
| 9903.81.91 | section_232 | The duty provided in the applicable subheading + a duty of 50% upon the value of the steel content. |
| 9903.81.92 | section_232 | The duty provided in the applicable subheading. |
| 9903.81.98 | section_232 | The duty provided in the applicable subheading + 25% |
| 9903.85.01 | section_232 | The duty provided in the applicable subheading + 10% |
| 9903.85.08 | section_232 | The duty provided in the applicable subheading + a duty of 50% upon the value of the aluminum content. |
| 9903.85.09 | section_232 | The duty provided in the applicable subheading. |
| 9903.85.15 | section_232 | The duty provided in the applicable subheading + a duty of 25% upon the value of the aluminum content |
| 9903.85.68 | section_232 | The duty provided in the applicable subheading + 200% |
| 9903.85.70 | section_232 | The duty provided in the applicable subheading + 200% |
Active orders that may apply to imports under this HTS code. HTS coverage is advisory — actual scope depends on each order's product description. Run the AD/CVD lookup → to check whether your specific shipment is in scope.
Aluminum Extrusions
Aluminum Extrusions
Aluminum Extrusions
Aluminum Extrusions
Aluminum Extrusions
Aluminum Extrusions
Aluminum Extrusions
Aluminum Extrusions
Aluminum Extrusions from China (2024 Investigation)
Aluminum Extrusions
Aluminum Extrusions
Aluminum Extrusions
Aluminum Extrusions
Aluminum Extrusions
Aluminum Extrusions
Aluminum Extrusions
Aluminum Extrusions
Aluminum Extrusions
HTS 9403.99.10.40 is the U.S. Harmonized Tariff Schedule classification for Of metal. It belongs to Chapter 94 of the HTSUS.
The general (Column 1) duty rate for HTS 9403.99.10.40 is Free. This is the most-favored-nation (MFN) rate that applies to imports from World Trade Organization member countries.
The Column 2 rate for HTS 9403.99.10.40 is 25%. This rate applies to imports from countries that do not have normal trade relations with the United States (currently Cuba and North Korea).
Yes — HTS 9403.99.10.40 is covered by section_232 provision 9903.80.03 (The duty provided in the applicable subheading + 25%). 11 additional overlays also touch this code. Open the code page for the full overlay stack with effective dates and country scopes.
Yes — 18 AD/CVD orders flag this code: A-549-847 (AD, Thailand), A-475-846 (AD, Italy), A-301-806 (AD, Colombia) plus 15 more. Open the code page for deposit rates, scope determinations, and the linked case lookups.
Tandom guides relevant to this code
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 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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A working guide to the inputs, the layers, and the math behind a US entry summary in 2026. Written for brokers, forwarders, and importer compliance teams.
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Where trade compliance APIs fit in a broker's filing pipeline: HTS classification, duty calculation, AD/CVD scope match, and post-summary corrections.
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Scope text is authoritative; the HTS list is illustrative. Read scope, find past rulings, and file a 19 CFR 351.225 inquiry. Worked example on case A-570-106 (wooden cabinets from China).
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Drop the Tandom Duty Calculator API into a TMS, broker software, or in-house ERP. Code samples, the response shape, and ACE reporting order, in 2026.
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