Asphalt-Core Laminated Sheathing Paper
Composite sheathing paper with asphalt laminated between paper layers for wall and roof underlayment in construction. Classified in HTS 4807.00.10.00 as internally laminated paperboard, not surface-coated.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If textile fabric base with asphalt impregnation
Textile-based tarpaulins or covers go to chapter 59 heading 5903.
If newsprint-grade with minor bitumen
Unglazed lightweight papers without full composite structure under 4801.
If cut to size and molded into trays
Chapter note excludes cut sheets as articles under heading 4823.
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Import Tips & Compliance
• Include hydrostatic head test results to demonstrate waterproofing from internal lamination
• Declare exact composition to prevent confusion with tarred textiles
• Avoid bulk packaging that mimics finished articles under 4823
Related Products under HTS 4807.00.10.00
Bitumen-Laminated Kraft Paperboard
This is composite paperboard made by laminating flat layers of kraft paper with bitumen internally for waterproofing and strength. It falls under HTS 4807.00.10.00 as it is not surface-coated or impregnated but has internal lamination with bitumen, suitable for industrial packaging.
Asphalt-Laminated Roofing Underlayment Paper
Composite paper in rolls, internally laminated with asphalt between layers of paperboard, designed as moisture barrier under roofing shingles. Classified under HTS 4807.00.10.00 due to internal asphalt lamination without surface coating, distinguishing it from finished roofing products.
Bitumen-Layered Damp-Proof Course Paperboard
Composite paperboard with bitumen layers sandwiched internally, used as damp-proof course in masonry foundations. HTS 4807.00.10.00 applies to this non-surface-coated, internally laminated product.
Asphalt-Interlaminated Vapor Barrier Paper
Paper composite with internal asphalt lamination to block vapor transmission in building envelopes. Fits HTS 4807.00.10.00 as reinforced, internally laminated paper in rolls.
Tar-Sandwiched Heavy Duty Wrap Paper
Multi-ply paper with tar sandwiched internally for wrapping machinery and pallets waterproofing. Under HTS 4807.00.10.00 for bitumen/tar internal lamination.
Bitumen-Core Construction Felt Paper
Felted paper layers with bitumen core lamination for construction underlay. HTS 4807.00.10.00 for internal asphalt.