U.S. Customs and Border Protection · CROSS Database · 1 HTS code referenced
Primary HTS Code
8421.39.0010
$217.5M monthly imports
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Ruling Age
34 years
Data compiled from CBP CROSS Rulings, Census Bureau Trade Data · As of 2026-04-28 · Updates monthly
The tariff classification of an Aqua-Vent air filtration system from Canada.
NY 872921 APRIL 07 1992 CLA-2-84:S:N:N:1-105 872921 CATEGORY: Classification TARIFF NO.: 8421.39.0010 Mr. Kelly Knies Aqua-Vent Products Inc. 109-1383 McGill Road Kamloops, B.C. V2C 6K7, Canada RE: The tariff classification of an Aqua-Vent air filtration system from Canada. Dear Mr. Knies: This classification decision under the Harmonized Tariff Schedule of the United States (HTS) is being issued in accordance with the provisions of Section 177 of the Customs Regulations (19 C.F.R. 177). DATE OF INQUIRY : March 25, 1992 DESCRIPTION OF MERCHANDISE : Aqua-Vent air filtration system for electric dryers HTS PROVISION : Other filtering or purifying machinery and apparatus for gases: Dust collection and air purification equipment HTS SUBHEADING : 8421.39.0010 RATE OF DUTY : 3.9 percent ad valorem DUTY CONCESSION : Goods classifiable under subheading 8421.39.0010, HTS, which originated in the territory of Canada, will be entitled to a free rate of duty under the United States-Canada Free Trade Agreements (FTA) upon compliance with all applicable regulations. A copy of this ruling letter should be attached to the entry documents filed at the time this merchandise is imported. If the documents have been filed without a copy, this ruling should be brought to the attention of the Customs officer handling the transaction. Sincerely, Jean F. Maguire Area Director New York Seaport