2504.10.50.00—In powder or in flakes, other
General
Free
Units
kg
Column 2
10%
Special
—
Plain-English explanation
HTS 2504.10.50.00 is the U.S. Harmonized Tariff Schedule classification for In powder or in flakes, other. It's a 10-digit statistical line in Chapter 25: Salt; sulfur; earths and stone; plastering materials, lime and cement, Section V: Mineral Products, used by U.S. Customs and Border Protection to determine the duty rate at entry. 1 Chapter 99 tariff modification currently stacks on top of the base rate, and 1 active AD/CVD order flags this code.
New to HTS codes? Read our guide on how HTS classification works →
Tariff modifications(1)
Chapter 99 overlays that stack on the base rate
| Code | Authority | Rate |
|---|---|---|
| 9903.91.06 | section_301 | The duty provided in the applicable subheading + 25% |
Potentially applicable AD/CVD orders(1)
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.
Recent CBP rulings(1)
Past CBP decisions classifying real products under this HTS code. Useful precedent when classifying a similar product — each ruling shows how CBP interpreted the code for a specific case.
Source: CBP CROSS (view all rulings on rulings.cbp.gov →)
Frequently asked questions
What is HTS code 2504.10.50.00?
HTS 2504.10.50.00 is the U.S. Harmonized Tariff Schedule classification for In powder or in flakes, other. It belongs to Chapter 25 of the HTSUS.
What is the general duty rate for HTS 2504.10.50.00?
The general (Column 1) duty rate for HTS 2504.10.50.00 is Free. This is the most-favored-nation (MFN) rate that applies to imports from World Trade Organization member countries.
What is the Column 2 (statutory) rate for HTS 2504.10.50.00?
The Column 2 rate for HTS 2504.10.50.00 is 10%. This rate applies to imports from countries that do not have normal trade relations with the United States (currently Cuba and North Korea).
Are there Section 301 or Section 232 tariffs on HTS 2504.10.50.00?
Yes — HTS 2504.10.50.00 is covered by section_301 provision 9903.91.06 (The duty provided in the applicable subheading + 25%). Open the code page for the full overlay stack with effective dates and country scopes.
Does HTS 2504.10.50.00 have any antidumping or countervailing duty (AD/CVD) orders?
Yes — 1 AD/CVD order flag this code: C-570-195 (CVD, China). Open the code page for deposit rates, scope determinations, and the linked case lookups.
Learn more
Tandom guides relevant to this code
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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How to calculate US import duties
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Section 301 China tariff exclusions in 2026
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Wire the Tandom Duty Calculator API into a TMS or broker software
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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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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