OSB Exposure 1 Sheathing
OSB panels rated Exposure 1 for temporary weather exposure during construction, with waterproof glue lines. Standard oriented strand construction throughout thickness. Classified under tariff item 4410.12.00 as construction-grade OSB.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
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 the panels are waferboard instead of OSB
Waferboard is classified separately from OSB.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Confirm the Exposure 1 rating is documented on the panels
• Ensure the panels are not further processed beyond sanding or edge profiling
• Provide product specifications to CBSA to support classification
Related Products under Tariff item 4410.12.00
19/32-inch OSB Wall Sheathing
19/32-inch oriented strand board specifically for exterior wall sheathing, sanded finish, with square edges and high strength-to-weight ratio. Falls under tariff item 4410.12.00 as sanded OSB of wood, agglomerated with binding substances.
23/32-inch OSB Roof Sheathing Panels
Oriented strand board panels at 23/32 inch thickness, sanded surface, designed specifically for roof decking with enhanced span ratings. Classified under tariff item 4410.12.00 as unworked or sanded OSB made from wood flakes and resins.
5/8-inch OSB Subfloor Panels
Sanded 5/8-inch thick oriented strand board panels rated for subflooring applications, with tongue-and-groove edges for seamless installation. Classified under tariff item 4410.12.00 as wood-based OSB not further worked than sanded.
7/16-inch Oriented Strand Board (OSB) Sheathing
Structural oriented strand board measuring 7/16 inch thick, sanded on one side, used primarily for wall sheathing and roof underlayment in residential construction. Falls under tariff item 4410.12.00 as OSB of wood.
APA Rated OSB Roof Sheathing
Performance-rated OSB panels certified by APA for roof sheathing applications, featuring cross-oriented strand layers for superior strength. Bonded with phenolic resins for moisture resistance. Falls under tariff item 4410.12.00 as oriented strand board.
APA Rated Sturd-I-Floor OSB Panels
APA trademarked Sturd-I-Floor OSB panels, sanded, 23/32-inch thick with tongue-and-groove edges for combination subfloor/underlayment. Classified under tariff item 4410.12.00 as oriented strand board of wood, unworked beyond sanding.