T&G MDF Roof Lining Boards
Medium density fiberboard boards exceeding 9mm with tongue-and-groove profiling for interior roof lining in timber-framed structures. HTS 4411.14.3000 applies due to thickness, continuous edge treatment, and explicit building construction dedication.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If layered/veneered rather than uniform fiberboard
Plywood-style construction changes from fiberboard to veneered panel heading.
If density <0.45 g/cm³ (low density)
Density spectrum determines fiberboard type across subheadings.
If pre-cut to specific window/door dimensions
Custom construction sizing qualifies as joinery components.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Specify 'roof lining' application in end-use statement to meet dedication requirement
• Fungal resistance treatment documentation required for roof applications in humid climates
• Verify resin content <20% organic substances per fiberboard definition
Related Products under HTS 4411.14.30.00
MDF Tongue-and-Groove Wall Panels
Medium density fiberboard (MDF) panels exceeding 9mm thickness, featuring continuous tongue-and-groove edges on all sides, specifically designed for assembling interior walls in residential construction. Classified under HTS 4411.14.3000 due to its MDF composition, thickness, edge profiling, and dedicated building construction purpose. Excludes bamboo or other ligneous materials unless specified.
MDF Shiplap Ceiling Planks
Pre-rabbeted MDF ceiling planks over 9mm thick with continuous grooved edges for interlocking installation in drop ceilings or exposed beam constructions. Meets HTS 4411.14.3000 as medium density fiberboard with precise edge profiles dedicated solely for building ceiling applications. Not suitable for furniture or general paneling.
Rabbeted MDF Partition Walls
Commercial-grade MDF sheets >9mm thick featuring continuous rabbeted edges for seamless partition wall assembly in office buildings. Dedicated construction use with precise edge profiling qualifies for HTS 4411.14.3000 medium density fiberboard subheading.
Grooved MDF Subfloor Panels
Thickness >9mm MDF panels with tongue-and-groove edges along long sides, engineered for subflooring in wood-frame residential buildings. HTS 4411.14.3000 classification reflects medium density fiberboard, edge treatment, and construction-specific dedication per subheading requirements.