U.S. Customs and Border Protection · CROSS Database · 1 HTS code referenced
Primary HTS Code
8531.80.9040
$120.1M monthly imports
Compare All →
Ruling Age
26 years
Data compiled from CBP CROSS Rulings, Census Bureau Trade Data · As of 2026-04-29 · Updates monthly
The tariff classification of a carbon monoxide alarm from the United Kingdom.
NY E83749 July 20, 1999 CLA-2-85:RR:NC:1: 112 E83749 CATEGORY: Classification TARIFF NO.: 8531.80.9040 Mr. Mark Cartell Pollet Law 10900 Wilshire Blvd., suite 500 Los Angeles, CA 90024-6525 RE: The tariff classification of a carbon monoxide alarm from the United Kingdom. Dear Mr. Cartell: In your letter dated June 22, 1997, on behalf of SF Detection Inc. USA, you requested a tariff classification ruling. As indicated in the submitted descriptive literature, the item in question is described as a single station Carbon Monoxide Alarm, model number SF330UL. The Carbon Monoxide Alarm detects unsafe levels of carbon monoxide and sounds an audible alarm. The applicable tariff provision for the Carbon Monoxide Alarm will be 8531.80.9040, Harmonized Tariff Schedule of the United States Annotated (HTSUSA), which provides for other sound signaling apparatus. The general rate of duty will be 1.3 percent ad valorem. This ruling is being issued under the provisions of Part 177 of the Customs Regulations (19 CFR 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 David Curran at 212-637-7069. Sincerely, Robert B. Swierupski Director, National Commodity Specialist Division