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HTS 2818Chapter 28

HTS 2818Artificial corundum, whether or not chemically defined; aluminum oxide; aluminum hydroxide: Duty Rate & Import Guide

Inorganic Chemicals · 1 pending regulation · 1 court case · $97.2M monthly imports · 100% from 1 countries · Updated daily from USITC

Duty Rates

General

Free

Special

Free

Column 2

Free

Trade Agreement Eligibility

CUSMAKORUS

Trade Intelligence

Monthly Imports

$97.2M

2026-01

Trade Concentration

100%

from top 3 of 1 origins

Regulatory Pressure

LOW

0 rulings — · 1 reg · 0 CIT, 1 CAFC

Global Rates

🇺🇸 Free

🇬🇧 United Kingdom: N/A · 🇪🇺 European Union: N/A · 🇨🇦 Canada: N/A · 🇧🇷 Brazil: N/A

Compare All →

Data compiled from USITC HTS, US Census Bureau, Federal Register, CourtListener · As of 2026-04-29 · Updates monthly

Active DisputesRecent court cases or pending regulations affect this code
Supply Chain Risk

100% of US imports for this code come from just 1 countries. High origin concentration increases exposure to trade disruptions or tariff escalations.

Trade Remedy

Additional Tariffs Apply

Section 301 — China Tariffs+25%

List 2 — ~$16B of Chinese goods (semiconductors, chemicals, plastics)

Active — 7.5%–25% additional duties on Chinese-origin goods across four tranches (Lists 1–4A), with higher 2024/2025 increases on targeted product categories.

Effective 2018-07-06

These additional tariffs apply on top of the general duty rate. View full trade remedy tracker →

AD/CVD

Possible AD/CVD orders covering this code

Verify scope before relying on a deposit rate

Scope-to-HTS matching is keyword-based and may include orders whose actual scope excludes this code. Verify scope on the linked Federal Register notice before relying on a deposit rate. Per-respondent cash deposit rates are not yet indexed; click through for the rate table.

ADA-570-882THE PEOPLE'S REPUBLIC OF CHINA
POR 11/1/24-10/31/25

Refined Brown Aluminum Oxide

Source: ITA Opportunity to Request Administrative Review notices (Federal Register). Ground truth: access.trade.gov.

Subheadings (7)

CodeDescriptionRate
2818.10Artificial corundum, whether or not chemically defined:
2818.10.10.00CrudeFree
2818.10.20In grains, or ground, pulverized or refined1.3%
2818.10.20.10White, pink or ruby, containing more than 97.5 percent by weight of aluminum oxide
2818.10.20.90Other
2818.20.00.00Aluminum oxide, other than artificial corundumFree
2818.30.00.00Aluminum hydroxideFree

Federal Register (1)

Court of International Trade & Federal Circuit (1)

Matching Export Code (Schedule B)

2818100000Schedule B

ARTIFICIAL CORUNDUM

Census Bureau export classification matching this HTS import code.

2815.30.00.002818.10