Corrugated Rigid HDPE Culvert Pipe from Canada
Large-diameter corrugated rigid HDPE pipe for highway culverts and stormwater. Rigid ethylene polymer structure places it in 3917.21.00.00.
Duty Rate — Canada → United States
13.1%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Oversize shipment permits needed; declare exact dimensions
• UV stabilizer content must not alter predominant ethylene classification
• Test for crush resistance to prove rigidity vs flexible alternatives