Chapters › 8404 › 8404.10.00

HTS 8404.10.00

Auxiliary plant for use with boilers of heading 8402 or 8403

Auxiliary plant for use with boilers of heading 8402 or 8403 (for example, economizers, super-heaters, soot removers, gas recoverers); condensers for steam or other vapor power units; parts thereof

General (normal trade relations)3.5%
Special (trade programs)Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)
Column 245%
As of Revision 22 (2026), effective Oct 30, 2026Source: USITC HTS ↗1 measure adds duty
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Chapter 99 measures that list this product

Each heading’s own text says whether the listing adds duty or exempts the product. Read the heading and its note before relying on a rate.

Measures on products of any country (check their exceptions)

Lines under 8404.10.00

HTSDescriptionGeneralColumn 2
8404.10.00.10Economizers
8404.10.00.50Other