Chapter 79

Zinc and Articles Thereof

18 tariff lines · 13 filing-ready 10-digit codes · codes begin with 79

Chapter 79 of the US Harmonized Tariff Schedule covers zinc and Articles Thereof. Every code in this chapter starts with the digits 79. Work down the nested list below: the bold headings are broad categories, and the 10-digit statistical codes underneath them are what you actually declare to US Customs. Duty rates shown are the general (Column 1) rates that apply to most trading partners.

Codes in Chapter 79

HTS codeDescriptionLevelGeneral duty rate
7901.11.00.00Containing by weight 99.99 percent or more of zinc10-digit statistical code1.5%
7901.12Containing by weight less than 99.99 percent of zinc6-digit heading
7901.12.10.00Casting-grade zinc10-digit statistical code3%
7901.12.50.00Other10-digit statistical code1.5%
7901.20.00.00Zinc alloys10-digit statistical code3%
HTS codeDescriptionLevelGeneral duty rate
HTS codeDescriptionLevelGeneral duty rate
7903.10.00.00Zinc dust10-digit statistical code0.7¢/kg
7903.90Other6-digit heading
7903.90.30.00Powders10-digit statistical code0.5¢/kg
7903.90.60.00Other10-digit statistical code3%
HTS codeDescriptionLevelGeneral duty rate
HTS codeDescriptionLevelGeneral duty rate
HTS codeDescriptionLevelGeneral duty rate
7907.00.10.00Articles of a type used for household, table or kitchen use; toilet and sanitary wares; all the foregoing and parts thereof of zinc10-digit statistical code3%
7907.00.20.00Zinc tubes, pipes and tube or pipe fittings (for example, couplings, elbows, sleeves)10-digit statistical code3%
7907.00.60.00Other10-digit statistical code3%

Not sure which line applies?

Classification follows the General Rules of Interpretation: the most specific description wins, and you must use a 10-digit statistical code on the entry. When two lines look equally plausible, a CBP binding ruling is the only way to be certain.

Source: USITC Harmonized Tariff Schedule, 2026 Basic Edition, Revision 16. Rate text is reproduced verbatim from the official export; category paths and duty estimates are derived.

Data loaded August 18, 2026.Check this chapter on hts.usitc.govReport an errorHow this data is built