Reinforced Concrete Staircase Units from Canada
Prefabricated precast concrete stair flights with integrated landings and rail attachments for multi-level buildings. Reinforced for live loads and fire resistance, classified in HTS 6810.91.00.00 as structural building components. Enables rapid installation in construction sites.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Ensure fire-rating documentation complies with NFPA standards for high-rise imports
• Match tread dimensions to IBC accessibility codes in import declarations
• Ship with protective wrapping to prevent surface damage affecting structural integrity