Key facts
- HS subheading
- 3824.99
- National lines
- 28
- Tariff
- United States
- Chapter
- 38: Miscellaneous chemical products
Summary
The United States tariff splits HS 3824.99 (other: Other) into 28 national lines: 3824.99.11.00 (in the form of ingots), 3824.99.19.00 (other), 3824.99.21.00 (consisting wholly of substances found naturally in coal tar, whether obtained from coal tar or other source), 3824.99.25.00 (aqueous mixtures of triphenyl sulfonium chloride, diphenyl (4-phenylthio)phenyl sulfonium chloride and (thiodi-4,1- phenylene)bis(diphenyl sulfonium) dichloride) and 24 others.
United States lines under 3824.99
The United States tariff splits HS 3824.99 (other: Other) into 28 national lines: 3824.99.11.00 (in the form of ingots), 3824.99.19.00 (other), 3824.99.21.00 (consisting wholly of substances found naturally in coal tar, whether obtained from coal tar or other source), 3824.99.25.00 (aqueous mixtures of triphenyl sulfonium chloride, diphenyl (4-phenylthio)phenyl sulfonium chloride and (thiodi-4,1- phenylene)bis(diphenyl sulfonium) dichloride) and 24 others.
- 3824.99.11.00In the form of ingotsDuty: Free
- 3824.99.19.00OtherDuty: 6.5%
- 3824.99.21.00Consisting wholly of substances found naturally in coal tar, whether obtained from coal tar or other sourceDuty: Free
- 3824.99.25.00Aqueous mixtures of triphenyl sulfonium chloride, diphenyl (4-phenylthio)phenyl sulfonium chloride and (thiodi-4,1- phenylene)bis(diphenyl sulfonium) dichlorideDuty: 6.5%
- 3824.99.26.00Benzene, 2,4-diisocyanate-1,3,5-tris(1- methylethyl) homopolymer; 5-Fluoro-2-methyl-1-[[4-(methylsulfinyl)- phenyl]methylene]-1H-indene;Mixtures of dimethyl phthalate, t-butanol, hydrogen peroxide, and sodium salicylate; andMixtures containing derivatives of N-[4-(2- hydroxy-3-phenoxypropoxy)phenyl]- acetamideDuty: Free
- 3824.99.29.00OtherDuty: 6.5%
- 3824.99.31.00Of bismuthDuty: 6.5%
- 3824.99.32.00Of hydrosulfite compounds, of sulfoxylate compounds, or of bothDuty: 6.5%
- 3824.99.33.00Of mercuryDuty: 4.2%
- 3824.99.34.00Of molybdenumDuty: 2.8%
- 3824.99.35.00Of tungstenDuty: 6.5%
- 3824.99.36.00Of vanadiumDuty: 6.5%
- 3824.99.39.10Of lithium nickel cobalt manganese oxidesDuty: Free
- 3824.99.39.90OtherDuty: Free
- 3824.99.41.40Mixtures of fatty acid estersDuty: 4.6%
- 3824.99.41.90OtherDuty: 4.6%
- 3824.99.49.00Mixtures that are in whole or in part of hydrocarbons derived in whole or in part from petroleum, shale oil or natural gasDuty: 6.5%
- 3824.99.50.00Chlorinated but not otherwise halogenatedDuty: 6.5%
- 3824.99.55.00OtherDuty: 3.7%
- 3824.99.70.00Mixtures of dibromo neopentyl glycol; Polydibromophenylene oxide; Tetrabromobisphenol-A-carbonate oligomers; and Electroplating chemical and electroless plating solutions and other materials for printed circuit boards, plastics and metal finishingsDuty: Free
- 3824.99.75.10Naphthenic acidsDuty: 3.7%
- 3824.99.75.50OtherDuty: 3.7%
- 3824.99.93.10Containing C11 or lower alcohols onlyDuty: 5%
- 3824.99.93.20Containing C12 or higher alcohols onlyDuty: 5%
- 3824.99.93.30OtherDuty: 5%
- 3824.99.93.61Mixtures consisting mainly of chemicals containing a phosphorus atom to which is bonded one methyl, ethyl, n-propyl or isopropyl group, but no other carbon atomsDuty: 5%
- 3824.99.93.86Mixtures of a kind containing magnesium used as a desulfurization reagentDuty: 5%
- 3824.99.93.97OtherDuty: 5%
In other countries
No other national tariff on border.bot has live lines under 3824.99 yet.
Frequently asked questions
How many national tariff lines does the United States tariff have under HS 3824.99?
The United States tariff splits HS 3824.99 (other: Other) into 28 national lines: 3824.99.11.00 (in the form of ingots), 3824.99.19.00 (other), 3824.99.21.00 (consisting wholly of substances found naturally in coal tar, whether obtained from coal tar or other source), 3824.99.25.00 (aqueous mixtures of triphenyl sulfonium chloride, diphenyl (4-phenylthio)phenyl sulfonium chloride and (thiodi-4,1- phenylene)bis(diphenyl sulfonium) dichloride) and 24 others.
Sources and updates
The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
This page was last updated on 9 October 2026.
Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.
Official source files: