Indonesia reference layer

HS heading 3911 - Petroleum resins, coumarone-indene resins, polyterpenes, polysulphides, polysulphones and other products specified in Note 3 to this Chapter, not elsewhere specified or included, in primary forms

HS heading 3911 in the BTKI/HS tree. View the parent chapter, section, and the 6-digit subheadings parsed from the WCO 2022 structure.

2026 reference 3911 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 3911
Level Heading / 4 digits
Chapter Chapter 39
Section Plastics and rubber
6-digit subheadings 3
Branch groups 0

Practical summary

Heading 3911 sits inside chapter 39 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
391110 Petroleum resins, coumarone, indene or coumarone-indene resins and polyterpenes 391110
391120 Poly(1,3-phenylene methylphosphonate) 391120
391190 Other 391190

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

This portal is informational. Confirm the final obligation and competent authority before filing, licensing, payroll, tax, or investment decisions. Read methodology.