Larch Roofing Shingles from Canada
European larch (Larix decidua) shingles, tangentially sawn with tight grain for superior nail holding. Increasingly popular for alpine-style architecture. Classified under broad HTS 4418.50.00 for all qualifying shingle products.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• EU phytosanitary certificate mandatory; specify bark-free processing
• Test for blue stain fungus common in larch; reject lots exceeding 5%
• Calculate coverage precisely; larch shrinks more than cedar during drying