HSN Code 39031100: Polystyrene| Expansible

HSN Code 39031100 represents Polystyrene| Expansible under GST classification. This code helps businesses identify Polystyrene| Expansible correctly for billing, taxation, and trade. With HSN Code 39031100, companies can avoid errors in invoices, simplify compliance, and enable hassle-free import/export of Polystyrene| Expansible.

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Chapter Number	Chapter Name	Sub Chapter Number	Sub Chapter Name	Description of Goods	CGST (%)	SGST (%)	IGST (%)	CESS (%)
39	Plastics and articles thereof	3903	Polymers of styrene , in primary forms	Polystyrene: Expansible	9%	9%	18%	0%

Description of goods

Polystyrene: Expansible

Chapter

39 – Plastics and articles thereof

Sub Chapter

3903 – Polymers of styrene , in primary forms

CGST 9%

SGST 9%

IGST 18%

CESS 0%

HSN Code	Description
39031910	Polystyrene: Other : Moulding Powder
39031990	Polystyrene: Other : Other
39032000	Styrene-acrylonitrile (SAN) copolymers
39033000	Acrylonitrile-butadine-styrene (ABS) copolymers
39039010	Other : Copolymers, solely of styrene with allyl alcohol, of any acetyl value of 175 or more
39039020	Other : Brominated polystyrene, containing by weight 58% or more but not more than 71% of bromine, in one of the forms mentioned in Note 6(b) to this Chapter
39039090	Other : Other

HSN Code 39031910

Polystyrene: Other : Moulding Powder

HSN Code 39031990

Polystyrene: Other : Other

HSN Code 39032000

Styrene-acrylonitrile (SAN) copolymers

HSN Code 39033000

Acrylonitrile-butadine-styrene (ABS) copolymers

HSN Code 39039010

Other : Copolymers, solely of styrene with allyl alcohol, of any acetyl value of 175 or more

HSN Code 39039020

Other : Brominated polystyrene, containing by weight 58% or more but not more than 71% of bromine, in one of the forms mentioned in Note 6(b) to this Chapter

HSN Code 39039090

Other : Other

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What products are classified under HSN 39031100 ?

It includes Polystyrene| Expansible

Do e‑way bill and e‑invoice apply for Polystyrene/ Expansible?

e‑Way bill is needed above ₹50,000 consignment value (subject to exemptions). e‑Invoicing is turnover‑based (presently AATO > ₹5 crore) for B2B supplies.

Can we claim ITC on inputs used to trade Polystyrene/ Expansible?

If your outward supply is taxable, eligible ITC is available subject to general restrictions. For exempt/Nil supplies, reverse credit per Rule 42.

How should mixed supplies be billed when Polystyrene/ Expansible is sold with other items?

Use separate invoice lines per HSN and apply the correct rate per line (e.g., Varies for Polystyrene/ Expansible; Nil for exempt items if applicable).

Does packaging or labelling change the GST for Polystyrene/ Expansible?

For food/agri items, GST can be 5% when not fresh/chilled and sold as pre‑packaged & labelled; otherwise often Nil. For non‑food items, rates depend on the specific sub‑heading.

How much GST applies to Polystyrene/ Expansible?

Under HSN 39031100, Polystyrene/ Expansible attracts Varies when sold in taxable form. Describe the exact form on the invoice.

Important Disclaimer

The above does not constitute professional advice or a formal recommendation. We recommend consulting a professional tax consultant before acting on the information contained in this piece of content.

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