HSN Code 84051020: Other Processing Units

HSN Code 84051020 represents Other Processing Units under GST classification. This code helps businesses identify Other Processing Units correctly for billing, taxation, and trade. With HSN Code 84051020, companies can avoid errors in invoices, simplify compliance, and enable hassle-free import/export of Other Processing Units.

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Chapter Number	Chapter Name	Sub Chapter Number	Sub Chapter Name	Description of Goods	CGST (%)	SGST (%)	IGST (%)	CESS (%)
84	Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof	8405	Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers	Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers : Acetylene gas generators	9%	9%	18%	0%
84	Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof	8405	Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers	Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers : Acetylene gas generators	9%	9%	18%	0%

Description of goods

Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers : Acetylene gas generators

Chapter

84 – Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof

Sub Chapter

8405 – Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers

CGST 9%

SGST 9%

IGST 18%

CESS 0%

Description of goods

Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers : Acetylene gas generators

Chapter

84 – Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof

Sub Chapter

8405 – Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers

CGST 9%

SGST 9%

IGST 18%

CESS 0%

HSN Code	Description
84051010	Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers : Producer gas or water gas generators
84051010	Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers : Producer gas or water gas generators
84051090	Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers : Other
84051090	Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers : Other
84059000	Parts
84059000	Parts

HSN Code 84051010

Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers : Producer gas or water gas generators

HSN Code 84051010

HSN Code 84051090

Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers : Other

HSN Code 84051090

Producer gas or water gas generators, with or without their purifiers; acetylene gas generators and similar water process gas generators, with or without their purifiers : Other

HSN Code 84059000

Parts

HSN Code 84059000

Parts

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What products are classified under HSN 84051020 ?

It includes Other turbines: Of an output not exceeding 40 MW

How should mixed supplies be billed when Other Processing Units is sold with other items?

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

Any common misclassification issue with Other Processing Units?

Use the exact HSN and describe the form/grade. For multi‑line invoices, apply the rate per line to avoid wrong tax collection.

Does packaging or labelling change the GST for Other Processing Units?

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 Other Processing Units?

Under HSN 84051020, Other Processing Units attracts Varies when sold in taxable form. Describe the exact form on the invoice.

Do e‑way bill and e‑invoice apply for Other Processing Units?

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.

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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