Indonesia reference layer

HS heading 2815 - Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium

HS heading 2815 in the BTKI/HS tree. View the parent chapter, section, and the 6-digit subheadings parsed from the WCO 2022 structure.

2026 reference 2815 WCO HS 2022 + DJBC BTKI chapter structure
Published: 2026-05-08 Reviewed: 2026-05-08 Authority: WCO HS 2022 + DJBC BTKI chapter structure
FieldValue
Code2815
LevelHeading / 4 digits
ChapterChapter 28
SectionProducts of the chemical or allied industries
6-digit subheadings4
Branch groups0

Practical summary

Heading 2815 sits inside chapter 28 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
281511Solid281511
281512In aqueous solution (soda lye or liquid soda)281512
281520Potassium hydroxide (caustic potash)281520
281530Peroxides of sodium or potassium281530

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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