Pressure-Treated Pine Shingles
Southern yellow pine shingles treated with micronized copper azole (MCA) for rot and insect resistance, sawn to uniform dimensions. Commonly used for exterior siding in humid climates. Falls under 4418.50.00 as wood shingles despite chemical treatment if primarily wood product.
Import Duty Rates by Country of Origin
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as untreated wood chips or particles used in shingle production
Wood waste/byproducts from mechanical processing are classified under 4401, not finished shingles.
If when supplied as pre-fabricated wooden beams or posts
Structural joinery elements have dedicated subheadings separate from shingles/shakes.
If predominantly chemical treatment sold as preserved wood
Preparations with >50% chemical content shift to Chapter 38 for chemical products.
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Import Tips & Compliance
• Include EPA or ICC-ES treatment certification to prove compliance with US building preservatives standards
• Declare treatment type accurately; excessive chemicals could trigger hazardous material surcharges
• Test for off-gassing before container loading to prevent fumigation issues at ports
Related Products under HTS 4418.50.00
Western Red Cedar Shingles
Thin, rectangular wooden shingles made from Western red cedar (Thuja plicata), typically 16-24 inches long and tapered for overlapping installation. Used primarily for roofing and siding on residential homes. Classified under HTS 4418.50.00 as finished shingles produced by splitting or sawing wood.
White Oak Shakes
Hand-split or machine-split thicker wooden shakes from white oak (Quercus alba), irregular in shape with textured surfaces for premium rustic appearance. Ideal for high-end roofing and wall cladding. HTS 4418.50.00 covers these traditional split wood products explicitly.
Aspen Roofing Shakes
Split shakes from quaking aspen (Populus tremuloides) known for lightweight and straight grain, often used in sustainable green building projects. Dimensionally stable with natural decay resistance. HTS 4418.50.00 applies to all qualifying shakes regardless of deciduous species.
Redwood Siding Shingles
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.
Douglas Fir Shingles
Perfection sawn shingles from coastal Douglas-fir (Pseudotsuga menziesii), 18-inch length with 5-inch exposure. Popular for historic restoration projects requiring period authenticity. HTS 4418.50.00 designation based on shingle production method.
Cypress Shakes
Hand-split bald cypress (Taxodium distichum) shakes from southern US swamps, naturally rot-resistant without treatment. Used for shingles, shakes, and decorative siding. Meets precise HTS 4418.50.00 definition for shakes over 25mm cross-section.