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US-Machined Aluminum Extrusions Assembled from China

Custom aluminum extrusions with U.S. machining, assembled into window frames abroad. Meets 9802.00.80.48 note 7(c) as extrusions retain identity. Duty-free applies to machined aluminum value.

Duty Rate — China → United States

12.5%

Rate breakdown

9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Machining blueprints proving U.S. value-added to basic extrusion

Anodizing/powder coating often foreign; document separately

Assembly clips/glazing beads not eligible for duty-free claim