HS 8403 — Central heating boilers; excluding those of heading no. 8402
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 8403 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 8403
What is HS 8403?
Central heating boilers; excluding those of heading no. 8402 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 8403?
Central heating boilers; excluding those of heading no. 8402 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 8403 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 8403 products?
Function and intended use are decisive; identical-looking machines can fall in very different headings.