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HSN Code 29349900: Other Nucleic Acids, Their Salts and Other Heterocyclic Compounds

HSN Code 29349900 represents Other Nucleic Acids, Their Salts and Other Heterocyclic Compounds under GST classification. This code helps businesses identify Other Nucleic Acids, Their Salts and Other Heterocyclic Compounds correctly for billing, taxation, and trade. With HSN Code 29349900, companies can avoid errors in invoices, simplify compliance, and enable hassle-free import or export of Other Nucleic Acids, Their Salts and Other Heterocyclic Compounds.

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Description of Goods for HSN Code 29349900

HSN Code 29349900 relates to the following description.

Description of Goods

Nucleic acids and their salts; whether or not chemically defined; other heterocyclic compounds - other : other

Chapter

29 - Organic chemicals

Sub Chapter

2934 - Nucleic acids and their salts; whether or not chemically defined; other heterocyclic compounds

CGST

2.5% or 9%

SGST

2.5% or 9%

IGST

5% or 18%

CESS

0%

5% for goods of this line supplied as drugs or bulk drugs (active pharmaceutical ingredients, APIs), including their salts and esters; 18% for other goods. CBIC has not yet clarified whether bulk drugs get the 5% rate; 2026 advance rulings of the Customs Authority for Advance Rulings (CAAR), Mumbai, allowed 5% on imported APIs. Source: Notification 9/2025-Central Tax (Rate), Schedule I, S. No. 226; Schedule II, S. No. 36.

What does HSN Code 29349900 not include?

Other Nucleic Acids, Their Salts and Other Heterocyclic Compounds does not include products with the following descriptions.

HSN Code 29341000

Compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure

HSN Code 29341010

Compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure : Clothianidin, oxathiapiprolin, thifluzamide, thiomethoxam

HSN Code 29341090

Compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure : Other compounds containing an unfused thiazole ring (whether or not hydrogenated) in the structure, excluding Clothianidin, oxathiapiprolin, thifluzamide and thiomethoxam (29341010)

HSN Code 29342000

Compounds containing in the structure a benzothiazole ring-system (whether or not hydrogenated) not further fused

HSN Code 29342010

Compounds containing in the structure a benzothiazole ring-system (whether or not hydrogenated) not further fused : Methabenzthiazuron

HSN Code 29342090

Compounds containing in the structure a benzothiazole ring-system (whether or not hydrogenated) not further fused : Other compounds containing a benzothiazole ring-system (whether or not hydrogenated), not further fused, excluding Methabenzthiazuron (29342010)

HSN Code 29343000

Compounds containing in the structure a phenothiazine ring-system (whether or not hydrogenated) not further fused

HSN Code 29349100

Other :Aminorex (INN), brotizolam (INN), clotiazepam (INN), claxazolam (INN), dextromoramide (INN), haloxazolam (INN), ketazolam (INN), mesocarb (INN), oxazolam (INN), pemoline (INN), phendimetrazine (INN), phenmetrazine (INN) and sufentanil (INN); salts thereof

HSN Code 29349940

Other :Other : goods of Supplementary Note 18 to Chapter 29: bentazone, clomazone, indoxacarb, pinoxaden, thiacloprid and the other pesticides listed there

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Frequently Asked Questions

Clear answers to common queries about HSN Code 29349900 and GST compliance.

What products are classified under HSN 29349900 ?

It includes Cocaine, Ecgonine, Metamfetamine & Salts

Any common misclassification issue with Other Nucleic Acids, Their Salts and Other Heterocyclic Compounds?

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

How should mixed supplies be billed when Other Nucleic Acids, Their Salts and Other Heterocyclic Compounds is sold with other items?

Use separate invoice lines per HSN and apply the correct rate per line (e.g., Varies for Other Nucleic Acids, Their Salts and Other Heterocyclic Compounds; Nil for exempt items if applicable).

Does packaging or labelling change the GST for Other Nucleic Acids, Their Salts and Other Heterocyclic Compounds?

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.

Can we claim ITC on inputs used to trade Other Nucleic Acids, Their Salts and Other Heterocyclic Compounds?

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

Do e‑way bill and e‑invoice apply for Other Nucleic Acids, Their Salts and Other Heterocyclic Compounds?

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.

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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.