Indonesia reference layer

HS heading 2509 - Chalk

HS heading 2509 in the BTKI/HS tree. View the parent chapter, section, and the 6-digit subheadings parsed from the WCO 2022 structure.

2026 reference 2509 WCO HS 2022 + DJBC BTKI chapter structure
Published: 2026-05-08 Reviewed: 2026-05-08 Authority: WCO HS 2022 + DJBC BTKI chapter structure
FieldValue
Code2509
LevelHeading / 4 digits
ChapterChapter 25
SectionMineral products
6-digit subheadings1
Branch groups0

Practical summary

Heading 2509 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

CodeTitleRoute
250900Chalk250900

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

SourceURLCoverageTier
WCO HS 2022https://www.wcotradetools.org/en/harmonized-system/search/2022/en4-digit headings and 6-digit subheadingsofficial
DJBC BTKIhttps://www.beacukai.go.id/btki-dan-tarifIndonesia chapter mapping and BTKI contextofficial
INSW tariff lookuphttps://insw.go.id/intrExisting Indonesian tariff-line examplesofficial

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