HTS heading
8404Auxiliary 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:
Rates as published in 2026 HTS Revision 15, captured 2026-08-13. Source: USITC Harmonized Tariff Schedule.
Current duty rates (3 lines)
| Code | Description | General | Special | Column 2 |
|---|---|---|---|---|
| 8404.10.00 | Auxiliary plant for use with boilers of heading 8402 or 8403 | 3.5% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 45% |
| 8404.20.00.00 | Condensers for steam or other vapor power units | 5% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 45% |
| 8404.90.00.00 | Parts | 3.5% | Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) | 45% |
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