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Lithium-Ion Battery Separator Sheet from Mexico

A microporous polyethylene membrane used as a separator in lithium-ion batteries to prevent short circuits while allowing ion flow. Classified under HTS 8507.90.80.00 as a part of electric storage batteries. Essential for battery safety and performance in consumer electronics.

Duty Rate — Mexico → United States

28.4%

Rate breakdown

9903.94.0525%Except for products described in headings 9903.94.06, 9903.94.32, 9903.94.33, 9903.94.42, 9903.94.43, 9903.94.44, 9903.94.45, 9903.94.52, 9903.94.53, 9903.94.54, 9903.94.55, 9903.94.62, 9903.94.63, 9903.94.66 and 9903.94.67, automobile parts, as provided for in subdivision (g) of U.S. note 33 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)

Import Tips

Verify material composition meets battery separator standards; ensure RoHS compliance for hazardous substances; declare as battery parts to avoid misclassification as plastic film