HS 8404 — Auxiliary plant for use with boilers of heading no. 8402 or 8403; e.g. economisers, super-heaters, soot removers, gas recoverers), condensers for steam or other vapour power units
Harmonized System heading · Chapter 84 Nuclear reactors, boilers, machinery
HS Code
4-digit heading
Chapter 84
Chapter 84 Nuclear reactors, boilers, machinery
Typical duty
By subheading & market
What HS 8404 covers
Engines, turbines, boilers, pumps, furnaces, machinery and mechanical appliances.
Classification notes
Function and intended use are decisive; identical-looking machines can fall in very different headings.
Back to Chapter 84
Frequently asked questions about HS 8404
What is HS 8404?
Auxiliary plant for use with boilers of heading no. 8402 or 8403; e.g. economisers, super-heaters, soot removers, gas recoverers), condensers for steam or other vapour power units is a 4-digit Harmonized System (HS) heading under Chapter 84 (Nuclear reactors, boilers, machinery). It groups goods before national 6-digit subheadings.
Which products are classified under HS 8404?
Auxiliary plant for use with boilers of heading no. 8402 or 8403; e.g. economisers, super-heaters, soot removers, gas recoverers), condensers for steam or other vapour power units covers the products described by this heading. To classify a specific good, determine the precise 6-digit HS subheading, since rates and rules apply at the subheading level.
How do I find the import duty for HS 8404 goods?
Identify the 6-digit subheading for your product, then check the MFN rate and any preferential rate for your destination market (e.g. China, the United States, the EU). 169e’s country tariff pages list rates per HS chapter.
What should I watch for when classifying HS 8404 products?
Function and intended use are decisive; identical-looking machines can fall in very different headings.