Mill-Finished Aluminum Door Sill Threshold

Raw mill-finished aluminum sill threshold for custom fabrication into door assemblies, with pre-drilled mounting holes. Classified HTS 7610.10.00.20 as prepared threshold for aluminum structures. Standard 2-inch height for residential doors.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China5.7%+57.5%63.2%
🇲🇽Mexico5.7%+50.0%55.7%
🇨🇦Canada5.7%+50.0%55.7%
🇩🇪Germany5.7%+50.0%55.7%
🇯🇵Japan5.7%+50.0%55.7%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

7604.29.30Lower: 37.6% vs 63.2%

If without pre-drilled mounting preparation

Undrilled extrusions remain basic aluminum profiles.

7610.90.00Higher: 80.7% vs 63.2%

If other aluminum structural parts not door-specific

Same heading but different subheading for non-threshold structures.

7216.91.00Lower: 35% vs 63.2%

If rolled steel sheet door sills

Steel profile equivalents under iron/steel profiles.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Mill finish requires alloy content certification per chapter note (a/b)

Pre-drilled holes justify 'prepared for structures' over raw profiles

Bulk shipments need packaging specs to avoid 'parts of sets' treatment

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