U.S. Customs and Border Protection · CROSS Database · 1 HTS code referenced
Primary HTS Code
2519.90.2000
$12.4M monthly imports
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Ruling Age
29 years
Data compiled from CBP CROSS Rulings, Census Bureau Trade Data · As of 2026-05-01 · Updates monthly
The tariff classification of magnesium oxide from Canada
NY A85086 August 6, 1996 CLA-2-25:RR:NC:GI:226 A85086 CATEGORY: Classification TARIFF NO.: 2519.90.2000 Mr. Alan Litwin F.W. Myers & Co., Inc. 405 North French Road Suite 100 Amherst, NY 14228 RE: The tariff classification of magnesium oxide from Canada Dear Mr. Litwin: In your letter dated June 19, 1996, on behalf of your client, Washington Mills Electro Minerals Corp., you requested a tariff classification ruling regarding fused magnesium oxide. A sample of the product was submitted with your request and sent to our Customs laboratory for analysis. The laboratory confirmed the product to be caustic calcined magnesite. The applicable subheading for the magnesium oxide will be 2519.90.2000, Harmonized Tariff Schedule of the United States (HTS), which provides for caustic calcined magnesite. The rate of duty will be $1.24 per metric tons. This ruling is being issued under the provisions of Part 177 of the Customs Regulations (19 C.F.R. 177). A copy of the ruling or the control number indicated above should be provided with the entry documents filed at the time this merchandise is imported. If you have any questions regarding the ruling, contact National Import Specialist Jacob Bunin at 212-466-5796. Sincerely, Roger J. Silvestri Director, National Commodity Specialist Division