55% Al-Zn Alloy Coated Prepainted Steel from Mexico
Prepainted flat-rolled steel (>600 mm) first coated with 55% aluminum-zinc alloy, then organic coating. Used for residential siding. Base classification 7210.61.00.00 but watch for further worked status.
Duty Rate — Mexico → United States
50%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 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
• Declare prepaint as additional nonmetallic coating—may shift to 7210.70 if predominant
• Test certificates for alloy ratio critical; deviations risk reclassification
• No duty allowance for pre-entry rust per Chapter 72 rules