India HS Code

HS Code 400231: Isobuteneisoprene (butyl) rubber (IIR); haloisobuteneisoprene rubber (CIIR or BIIR) : Isobuteneisoprene (butyl) rubber (IIR) in India

Q: Is HS code 400231 the same across all countries?

Yes — up to the 6-digit level, HS code 400231 is the same in every WCO member country. Beyond 6 digits, each country extends the code for national tariff and statistical use. India extends it under PCT / ITC-HS.

Q: What system does India use to classify HS code 400231?

India classifies products under the Customs Tariff Act / ITC-HS (PCT / ITC-HS; locally भारतीय सीमा शुल्क टैरिफ), which extends HS codes to 10 digits. The first 6 digits align with the WCO Harmonized System, and the rest cover national tariff and statistical needs.

Q: Where can I officially look up HS code 400231 in India?

The official source is https://www.cbic.gov.in/. For faster cross-country lookups, TradeInt's HS Code Tool consolidates classifications across all major countries in one place.

What is HS Code 400231 in India

Under India's Customs Tariff Act / ITC-HS (भारतीय सीमा शुल्क टैरिफ), HS Code 400231 is the WCO Harmonized System subheading for Isobuteneisoprene (butyl) rubber (IIR); haloisobuteneisoprene rubber (CIIR or BIIR) : Isobuteneisoprene (butyl) rubber (IIR). This is the most detailed internationally standardized level; India extends classifications to 10 digits under its national tariff system. 400231 belongs to Section VII: Plastics and articles thereof; rubber and articles thereof, Chapter 40: Rubber and articles thereof, Heading 4002: Synthetic rubber and factice derived from oils, in primary forms or in plates, sheets or strip; mixtures of any product of heading 4001 with any product of this heading, in primary forms or in plates, sheets or strip.

Explore more 2026 Latest India import export trade data and shipment records for HS Code Butyl Rubber (IIR) on TradeInt global trade data platform

Classification Path of HS Code 400231 in India

Section VII

Chapters (39-40) Plastics and articles thereof; rubber and articles thereof

Chapter 40

Rubber and articles thereof

HS Code 4002

Synthetic rubber and factice derived from oils, in primary forms or in plates, sheets or strip; mixtures of any product of heading 4001 with any product of this heading, in primary forms or in plates, sheets or strip

HS Code 400231

Isobuteneisoprene (butyl) rubber (IIR); haloisobuteneisoprene rubber (CIIR or BIIR) : Isobuteneisoprene (butyl) rubber (IIR)

HS Code 40023100

ISOBUTENE-ISOPRENE(BUTYL) RUBBER (IIR)

India Tariff Classification: Customs Tariff Act / ITC-HS (PCT / ITC-HS)

In India, HS 400231 is classified under the Customs Tariff Act / ITC-HS (भारतीय सीमा शुल्क टैरिफ) — a 10-digit national extension of the WCO 6-digit Harmonized System.

Tariff schedule Customs Tariff Act / ITC-HS (PCT / ITC-HS)

Local name भारतीय सीमा शुल्क टैरिफ

Digits 10

Official source https://www.cbic.gov.in/

You know what 400231 means. Now see 2026 latest real trade activity for Butyl Rubber (IIR) in India.

Buyers, suppliers, origin and destination countries, shipment dates, and quantities direct from customs records.

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Top Trading Product of HS Code 4002

Top India import Product Under HS Code 4002

1 400219: Styrenebutadiene rubber (SBR); carboxylated styrenebutadiene rubber (XSBR) : Other $412.9M 2 400220: Butadiene rubber (BR) $296.8M 3 400270: Ethylenepropylenenonconjugated diene rubber (EPDM) $170.7M

Figures shown for 2025.

For more 2026 recent data, search for India import trade records

Top India export Product Under HS Code 4002

1 400211: Styrenebutadiene rubber (SBR); carboxylated styrenebutadiene rubber (XSBR) : Latex $44.6M 2 400231: Isobuteneisoprene (butyl) rubber (IIR); haloisobuteneisoprene rubber (CIIR or BIIR) : Isobuteneisoprene (butyl) rubber (IIR) $32.1M 3 400251: Acrylonitrilebutadiene rubber (NBR) : Latex $23.0M

Figures shown for 2025.

For more 2026 recent data, search for India export trade records

Related HS Code to India Butyl Rubber (IIR) (400231)

HS Code 40023100

ISOBUTENE-ISOPRENE(BUTYL) RUBBER (IIR)

HS Code 400211

Styrenebutadiene rubber (SBR); carboxylated styrenebutadiene rubber (XSBR) : Latex

HS Code 400219

Styrenebutadiene rubber (SBR); carboxylated styrenebutadiene rubber (XSBR) : Other

HS Code 400220

Butadiene rubber (BR)

HS Code 400239

Isobuteneisoprene (butyl) rubber (IIR); haloisobuteneisoprene rubber (CIIR or BIIR) : Other

HS Code 400241

Chloroprene (chlorobutadiene) rubber (CR) : Latex

HS Code 400249

Chloroprene (chlorobutadiene) rubber (CR) : Other

HS Code 400251

Acrylonitrilebutadiene rubber (NBR) : Latex

HS Code 400259

Acrylonitrilebutadiene rubber (NBR) : Other

HS Code 400260

Isoprene rubber (IR)

Frequently Asked Questions

What is HS code 400231 in India?

HS code 400231 covers Isobuteneisoprene (butyl) rubber (IIR); haloisobuteneisoprene rubber (CIIR or BIIR) : Isobuteneisoprene (butyl) rubber (IIR) in India. It sits in Chapter 40 (Rubber and articles thereof), Heading 4002 of the Harmonized System, and is classified under PCT / ITC-HS.

Is HS code 400231 the same across all countries?

What system does India use to classify HS code 400231?

Where can I officially look up HS code 400231 in India?