You have stated that the air filter is used in automobile cabins to filter out contaminants, such as pollen and dust, before they reach the passenger compartment. Part number AQ24100 measures approximately 8” x 9”. It consists of a metal frame that incorporates a poly-foam filter with a metal screen backing.
In your letter dated December 19, 2018, you requested a tariff classification ruling on four types of automobile cabin air filters. Samples of the air filters were submitted and identified under part numbers AQ24100, H1055, 28003 and 28026. Please be advised that this ruling will address part number AQ24100. The three other part numbers will be addressed in New York Ruling N302412.
[1] Please importantly note that only the relevant portion of the related is displayed above. You may refer to the said customs ruling for the entire ruling explanation.
[1]. https://rulings.cbp.gov/ruling/N302890