Unpunched Fortran Punchcard Sheets from Mexico
Sheets of rectangular cards for Fortran programming punchcard machines, coated with inorganic substances, bleached kraft base ≤150 g/m², >95% chemical fibers. Blank for punching code holes. Fits HTS 4810.31.30.00 as non-punched punchcard machine cards.
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
• Obtain supplier affidavits confirming no other coatings beyond kaolin/binder to meet heading 4810 requirements
• Watch for strip vs sheet form; strips are explicit, but sheets qualify if rectangular for punch machines