Data Processing Punchcard Blank Strips from Mexico
Strips of connected, not-punched cards from kaolin-coated bleached kraft paperboard, ≤150 g/m², >95% chemical process wood fibers. Used in legacy punchcard systems for inventory and computing tasks. Classified under HTS 4810.31.30.00 for punchcard machine-specific cards in strip form.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Document intended end-use as punchcard machine cards with buyer specifications to support classification
• Ensure weight ≤150 g/m² with precise grammage certificates to avoid shifting to higher-weight subheadings
• Check for any perforation or punching, as punched cards may require different classification