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HTS 3105

Mineral or chemical fertilizers containing two or three of the fertilizing elements nitrogen, phosphorus and potassium; other fertilizers; goods of this chapter in tablets or similar forms or in packages of a gross weight not exceeding 10 kg

12 lines US HTS, Harmonized Tariff Schedule of the United States – 2026 HTS Revision 20

CodeDescriptionUnitGeneralSpecialColumn 2Source
3105.10.00.00Products of this chapter in tablets or similar forms or in packages of a gross weight not exceeding 10 kgkgFreeFreeUSITC
3105.20.00.00Mineral or chemical fertilizers containing the three fertilizing elements nitrogen, phosphorus and potassiumtFreeFreeUSITC
3105.30.00.00Diammonium hydrogenorthophosphate (Diammonium phosphate)tFreeFreeUSITC
3105.40.00Ammonium dihydrogenorthophosphate (Monoammonium phosphate) and mixtures thereof with diammonium hydrogenorthophosphate (Diammonium phosphate)FreeFreeUSITC
3105.40.00.10Ammonium dihydrogenorthophosphate (Monoammonium phosphate)tFreeFreeUSITC
3105.40.00.50OthertFreeFreeUSITC
Other mineral or chemical fertilizers containing the two fertilizing elements nitrogen and phosphorus
3105.51.00.00Containing nitrates and phosphatestFreeFreeUSITC
3105.59.00.00OthertFreeFreeUSITC
3105.60.00.00Mineral or chemical fertilizers containing the two fertilizing elements phosphorus and potassiumtFreeFreeUSITC
3105.90.00OtherFreeFreeUSITC
3105.90.00.10Potassium nitrate-sodium nitrate mixturestFreeFreeUSITC
3105.90.00.50OthertFreeFreeUSITC

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Source: USITC, Harmonized Tariff Schedule of the United States – 2026 HTS Revision 20, effective 28 September 2026. Heading 3105 at USITC

Not shown: the additional duties of Chapter 99 (such as Section 301 and Section 232), anti-dumping and countervailing duties, quotas and the legal notes.

This page is general information, not legal advice and not a classification decision. Tariff texts and rates change: check the publisher's current schedule, and ask the customs authority for a binding ruling where the answer matters.

All headings of chapter 31: Fertilizers