3824.99.75—Naphthenic acids, their water-insoluble salts and their estersGeneral duty rate
3.7%
Across 2 10-digit lines
Coverage on this page
Up one level: 3824.99 — Other: (subheading)
HTS 3824.99.75 is an 8-digit tariff item of the U.S. Harmonized Tariff Schedule covering Naphthenic acids, their water-insoluble salts and their esters. It sits in Chapter 38: Miscellaneous chemical products, Section VI: Products of the Chemical or Allied Industries and rolls up 2 10-digit statistical lines, all with a general duty rate of 3.7%. 2 Chapter 99 flags link to one or more child lines (2 active).
Pick a line to view its exact rate and estimate duties and customs fees
Provisions linked to one or more lines under 3824.99.75; applicability depends on origin, product facts, claims, and entry date
| Code | Authority | Rate |
|---|---|---|
| 9903.88.01 | section_301Active | The duty provided in the applicable subheading plus 25% |
| 9903.88.15 | section_301Active | The duty provided in the applicable subheading + 7.5% |
HTS 3824.99.75 is an 8-digit tariff item of the U.S. Harmonized Tariff Schedule covering Naphthenic acids, their water-insoluble salts and their esters. It belongs to Chapter 38 and rolls up 2 10-digit statistical lines that brokers actually file at entry.
Every 10-digit line under HTS 3824.99.75 carries a general (Column 1) duty rate of 3.7%. Chapter 99 flags and potentially relevant AD/CVD order flags are shown at the per-line level; applicability depends on the shipment facts, written scope, and entry date.
Tandom links section_301 provision 9903.88.01 to HTS 3824.99.75. Its published rate notation is The duty provided in the applicable subheading plus 25%, and its status on 2026-09-26 is active. 1 additional Chapter 99 flag also link to this code. A flag is not a shipment-level determination; check origin, product facts, claims, and entry date.
U.S. Customs requires entries to be filed at the 10-digit statistical level — the broader tariff item HTS 3824.99.75 is not directly fileable. Match your product description to the most specific 10-digit line in the list on this page; if multiple lines could apply, the General Rules of Interpretation (GRIs) and chapter notes determine which one governs.
Tandom's current catalog view links no potentially relevant AD/CVD (antidumping or countervailing duty) order flags to lines under HTS 3824.99.75. Check current Commerce scope materials and Federal Register notices before relying on an HTS-only screen.
Tandom guides relevant to this code
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