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GST Notice Types & How to Respond: Complete 2025 Guide for Businesses

Receiving a GST notice can be stressful, especially if you are not aware of the reason or the process to reply. The GST department issues different types of notices for mismatches, late filing, excess ITC claims, wrong details, or verification issues.
This guide explains all major GST notice types, their meaning, common reasons, due dates, penalties, and the correct method to reply in 2025.

Why Do Businesses Receive GST Notices?

The GST system automatically cross-checks your returns (GSTR-1, GSTR-3B, GSTR-2B), invoices, and compliance status.
You may receive a notice for:

Late filing of GST returns
Excess Input Tax Credit (ITC) claimed
Mismatch between GSTR-1 and GSTR-3B
Mismatch between books & portal data
Non-payment of GST
Short payment of tax
Wrong HSN/SAC codes
Audit or inspection requirement
Aadhaar KYC not completed

Most notices are system-generated and can be resolved quickly if action is taken on time.

All GST Notice Types (2025 Updated List)

Below are the most common and important notices:

1. GST Notice Type – GSTR-3A (Non-Filing of Returns)

Issued when a taxpayer fails to file GSTR-1, GSTR-3B, or other mandatory returns.

Reason:
Return not filed within the due date.

Solution:
File the pending return immediately + pay late fee + interest.

2. GST RFD-01 / RFD-08 (Refund Related Notice)

Issued when the department has questions regarding your GST refund claim.

Reason:
Mismatch in refund calculations, documents, or ITC.

Solution:
Submit required documents and clarification within the given timeline.

3. GST CMP-08 Notice (Composition Dealers)

Sent to composition taxpayers if quarterly statements are not filed.

Solution:
File CMP-08 + Annual return GSTR-4.

4. GST REG-03 (Additional Information Required)

Issued during GST Registration verification.

Reason:
Incomplete documents / mismatch / unclear address proof.

Solution:
Submit correct documents within the portal timeline.

5. GST REG-21 / REG-17 / REG-18 (Cancellation & Revocation Notices)

REG-17 – Show cause for cancellation

Often issued for non-filing, fake ITC, or incorrect registration details.

REG-18 – Reply to cancellation notice

Used to submit your explanation.

REG-21 – Application for revocation

Used after GSTIN cancellation.

6. GST ASMT-10 (Scrutiny Notice)

Issued if the department finds mismatches in your returns.

Reason:

GSTR-3B vs GSTR-1 mismatch
Excess ITC claim
Underreporting of outward supplies

Solution:
Review mismatches → Reply with explanation + corrected return (if needed).

7. GST DRC-01 (Tax Demand Notice)

A serious notice issued when the department believes you owe unpaid GST.

Reason:
Tax shortfall, wrong ITC, fake invoices, or audit findings.

Solution:
Reply carefully with full working + documents.
Professional support recommended.

8. GST DRC-03 (Voluntary Payment)

Used for voluntary payment of GST under audit, scrutiny, or self-detection.

Reason:
Self-error, ITC mismatch, late payment of tax.

Solution:
Pay tax & interest through DRC-03 to avoid penalties.

9. GST DRC-07 / DRC-08 (Final Order Notices)

Issued after investigation, confirming tax demand.

Solution:
Appeal through FORM GST APL-01 within the time limit.

10. Aadhaar Authentication / KYC Notice

Issued if Aadhaar authentication or e-KYC is incomplete.

Solution:
Complete Aadhaar OTP verification.

How to Respond to a GST Notice (Step-by-Step Guide)

Follow this correct method:

✔ Step 1: Log in to GST Portal

Go to: gst.gov.in → Services → User Services → View Notices & Orders

✔ Step 2: Read the Notice Carefully

Check:

Reason for notice
Due date for reply
Documents required

✔ Step 3: Prepare Your Reply

Include:

Clear explanation
Supporting documents
Correct calculations
GST return workings

✔ Step 4: Upload Reply on GST Portal

Submit reply using the correct form (REG-18, DRC-01 reply, ASMT-10 reply, etc.)

✔ Step 5: Track Status

Regularly check notice status on the GST portal until closed.

Documents Generally Required for Notice Reply

Sales registers
Purchase registers
GSTR-1 & GSTR-3B filings
GSTR-2B report
Bank statements
ITC workings
Ledger reconciliation
Tax payment challans

Penalties for Not Responding to GST Notices

Ignoring a GST notice can result in:

Heavy monetary penalties
Interest @18% per annum
GSTIN suspension
GSTIN cancellation
DRC proceedings
Legal action under GST Act

Always respond within the due date mentioned.

How to Prevent GST Notices in Future

File GSTR-1 and GSTR-3B on time
Match ITC with GSTR-2B every month
Maintain proper accounting records
Avoid claiming excess or ineligible ITC
Reconcile monthly return data
Update business details when required

Proactive compliance avoids 95% GST notices.

Need Help Responding to GST Notices?

Kyna FinTax Associates offers:

GST Notice Reply
GST Scrutiny Handling
GST Audit Support
GST Registration & Amendments
GST Return Filing
ITC Reconciliation
Record Maintenance & Reporting

Kyna FinTax Associates
WZ-1390/Z2, 3rd Floor, Nangal Raya Extension, South West Delhi – 110046
📞 WhatsApp/Call: +91 74210 82222
📧 Email: services@kynafintax.com
🌐 Website: https://kynafintax.com

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