3103.19.00.00—Mineral or chemical fertilizers, phosphatic, other
General
Free
Units
t
Column 2
Free
Special
—
Plain-English explanation
HTS 3103.19.00.00 is the U.S. Harmonized Tariff Schedule classification for Mineral or chemical fertilizers, phosphatic, other. It's a 10-digit statistical line in Chapter 31: Fertilizers, Section VI: Products of the Chemical or Allied Industries, used by U.S. Customs and Border Protection to determine the duty rate at entry. 2 active AD/CVD orders flag this code.
New to HTS codes? Read our guide on how HTS classification works →
Potentially applicable AD/CVD orders(2)
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.
Frequently asked questions
What is HTS code 3103.19.00.00?
HTS 3103.19.00.00 is the U.S. Harmonized Tariff Schedule classification for Mineral or chemical fertilizers, phosphatic, other. It belongs to Chapter 31 of the HTSUS.
What is the general duty rate for HTS 3103.19.00.00?
The general (Column 1) duty rate for HTS 3103.19.00.00 is Free. This is the most-favored-nation (MFN) rate that applies to imports from World Trade Organization member countries.
Are there Section 301 or Section 232 tariffs on HTS 3103.19.00.00?
No active Chapter 99 tariff overlays (Section 301, Section 232, IEEPA reciprocal, etc.) currently flag HTS 3103.19.00.00 in Tandom's catalog. Use the calculator's date + origin inputs to confirm against any retroactive overlay you may be filing.
Does HTS 3103.19.00.00 have any antidumping or countervailing duty (AD/CVD) orders?
Yes — 2 AD/CVD orders flag this code: C-821-825 (CVD, Russia), C-714-001 (CVD, Morocco). Open the code page for deposit rates, scope determinations, and the linked case lookups.
Learn more
Tandom guides relevant to this code
Trade compliance APIs in broker workflows
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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Find the right manufacturer or exporter rate in an AD/CVD order
Cash deposit cascade, separate rates, all-others, and PRC-wide rates. Worked example on case A-570-910 (galvanized welded steel pipe from China) with three exporter-specific rates.
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Determine if a product is in scope of an AD/CVD order
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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Bulk-classify SKU descriptions with the Tandom HTS Classifier API
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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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Write a Claude or ChatGPT prompt for broker-grade HTS classification
Why raw LLM prompts fabricate stat suffixes, why MCP-augmented prompts do not, and the prompt template a broker can hand to Claude or ChatGPT today.
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