3926.90.99.40/HDPE Catch Basin Frame/Japan

HDPE Catch Basin Frame from Japan

A square or rectangular frame molded from high-density polyethylene for supporting grates over stormwater catch basins in urban drainage systems. Falls under HTS 3926.90.99.40 due to its specific function as a frame for catch basins, made from plastics of headings 3901-3914. Anchors securely to concrete curbs for erosion resistance.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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Import Tips

• Include installation specs and AASHTO load class certifications to support classification

• Label with polymer content (e.g

• >95% HDPE per subheading note (a)(1)) to avoid copolymer disputes

• Watch for reclassification if frames include integrated grates, potentially treated as sets