HS Code 8403

Central Heating Boilers

HS code 8403 covers central heating boilers of any base metal, excluding large steam-generating industrial boilers of heading 8402.

4-digit Section XVIFCL

HS Code 8403 — Central Heating Boilers

This category covers boilers designed for central heating systems in homes, offices, and apartments. These boilers heat water or produce low-pressure steam to warm buildings.

What's included

  • Gas-fired central heating boilers
  • Oil-fired residential boilers
  • Cast iron heating boilers
  • Combi boilers
  • Condensing boilers

What's excluded

  • Steam boilers for power → use 8402 (Industrial high-pressure boilers are under 8402.)

Common examples

  • Residential wall-mounted gas boiler
  • Condensing combi boiler
  • Biomass central heating boiler
  • Floor-standing oil boiler
  • Electric central heating unit

Frequently asked questions

Are the burners included?

If presented with the boiler, they are included. If shipped separately, burners belong in heading 8416.

Trade & shipping notes

  • Typical duty range: 0% - 4%
  • Documentation: Energy efficiency certificates (e.g., ErP in Europe) are often required for entry.
  • Typical shipping mode: FCL
  • Top exporters: Germany, Italy, Turkey
  • Top importers: United Kingdom, China, Russia

Key takeaway

Standard classification for residential and commercial building heating units.

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