</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Redwood Siding Shingles from Japan

Heartwood redwood (Sequoia sempervirens) shingles, kiln-dried and precision sawn for vertical siding applications. Exceptional durability in coastal environments with natural tannins. Specifically classified as shingles under HTS 4418.50.00.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Obtain CITES documentation if from old-growth sources; younger plantation redwood typically exempt

Specify clear vs knotty grades in commercial invoice to justify value declarations

Use corner protectors on bundles to prevent edge damage during double-handling