Indonesia reference layer

HS heading 2508 - Other clays (not including expanded clays of heading 68.06), andalusite, kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earths

HS heading 2508 in the BTKI/HS tree. View the parent chapter, section, and the 6-digit subheadings parsed from the WCO 2022 structure.

2026 reference 2508 WCO HS 2022 + DJBC BTKI chapter structure
Published: 2026-05-08 Reviewed: 2026-05-08 Authority: WCO HS 2022 + DJBC BTKI chapter structure
Field Value
Code 2508
Level Heading / 4 digits
Chapter Chapter 25
Section Mineral products
6-digit subheadings 6
Branch groups 0

Practical summary

Heading 2508 sits inside chapter 25 and groups a product family before you select the more specific 6-digit subheading. This layer uses the WCO 2022 nomenclature as the structural base and routes you back to Indonesia’s BTKI for final customs decisions.

6-digit subheadings

Code Title Route
250810 Bentonite 250810
250830 Fire-clay 250830
250840 Other clays 250840
250850 Andalusite, kyanite and sillimanite 250850
250860 Mullite 250860
250870 Chamotte or dinas earths 250870

How to use this page

Use this heading to lock the product family, then move down to the 6-digit subheading before checking any more specific Indonesian tariff line. If the product is still ambiguous, re-check its technical specification, composition, and function against the official BTKI/INSW tools.

Sources

Source URL Coverage Tier
WCO HS 2022 https://www.wcotradetools.org/en/harmonized-system/search/2022/en 4-digit headings and 6-digit subheadings official
DJBC BTKI https://www.beacukai.go.id/btki-dan-tarif Indonesia chapter mapping and BTKI context official
INSW tariff lookup https://insw.go.id/intr Existing Indonesian tariff-line examples official

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