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%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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