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Step-by-Step Guide for GSTR-1 Filing Below ₹1.5 Cr

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Step-by-Step Guide for GSTR-1 Filing Below ₹1.5 Cr

If your annual turnover is below ₹1.5 crore, you are eligible to file GSTR-1 on a quarterly basis instead of monthly.
GSTR-1 is a crucial GST return that reports outward supplies (sales) made during the period.

This blog explains the exact step-by-step process for GSTR-1 return filing for taxpayers below ₹1.5 crore, including due dates, data preparation, and filing tips.

What Is GSTR-1?

GSTR-1 is a GST return used to declare:

  • B2B sales
  • B2C sales
  • Debit & credit notes
  • Export invoices (if any)

The data filed in GSTR-1 reflects in the buyer’s GSTR-2A / 2B.

Who Can File GSTR-1 Quarterly?

You can file GSTR-1 quarterly if:

  • Annual turnover is up to ₹1.5 crore
  • You are a regular GST taxpayer
  • You are not under composition scheme

Applicable to:

  • Proprietors
  • Small businesses
  • Traders
  • Service providers
  • MSMEs

GSTR-1 Due Date (Below ₹1.5 Cr)

QuarterDue Date
Apr – Jun13th July
Jul – Sep13th October
Oct – Dec13th January
Jan – Mar13th April

Late filing attracts penalties.

Documents Required for GSTR-1 Filing

  • Sales invoices (B2B & B2C)
  • Debit & credit notes
  • GSTIN of customers (for B2B)
  • HSN/SAC details
  • Accounting or billing software data

Step-by-Step Process for GSTR-1 Filing (Below ₹1.5 Cr)

Step 1: Login to GST Portal

  • Visit GST portal
  • Login using:
    • GSTIN
    • Username
    • Password
    • Captcha

Step 2: Select GSTR-1 Return

  • Go to Returns → Returns Dashboard
  • Select Financial Year & Quarter
  • Click Prepare Online / Prepare Offline

Step 3: Enter Outward Supply Details

Fill details in relevant tables:

  • Table 4 – B2B invoices
  • Table 5 – B2C (Large)
  • Table 7 – B2C (Others)
  • Table 9B – Credit/Debit Notes

Ensure invoice values and GST rates are accurate.

Step 4: Review Summary

  • Check auto-generated summary
  • Match sales data with books
  • Correct errors before submission

Step 5: Submit GSTR-1

  • Click Submit
  • File return using:
    • DSC (Companies/LLPs)
    • EVC (Proprietors/Individuals)

Step 6: Download Acknowledgement

  • Download ARN & filed return
  • Save for audit and compliance records

Common Mistakes to Avoid

  • ❌ Wrong GSTIN of customer
  • ❌ Duplicate invoices
  • ❌ Mismatch with GSTR-3B
  • ❌ Incorrect tax rates
  • ❌ Missing credit notes

Late Fee for GSTR-1

TypeAmount
Late Fee₹50 per day
Nil Return₹20 per day
Maximum₹10,000

Timely filing avoids unnecessary costs.

How Saving Mantra Helps with GSTR-1 Filing

Saving Mantra offers end-to-end GST compliance solutions, including:

  • Quarterly GSTR-1 filing
  • Invoice reconciliation
  • Error correction
  • GSTR-1 vs GSTR-3B matching
  • Compliance reminders & dashboards

✔ Accurate filings
✔ Zero penalty support
✔ Expert GST review

Frequently Asked Questions (FAQs)

Q1. Is quarterly GSTR-1 mandatory below ₹1.5 crore?
Yes, eligible taxpayers can opt for quarterly filing.

Q2. Can I switch to monthly filing?
Yes, option can be changed at the beginning of the financial year.

Q3. Is GSTR-1 mandatory even if there is no sale?
Yes, a Nil GSTR-1 must be filed.

Q4. Can GSTR-1 be revised?
No, errors must be corrected in the next return period.

Disclaimer

This article is for informational purposes only. GST laws, due dates, and filing procedures are subject to change based on government notifications. Always verify details from the official GST portal or consult a qualified tax professional. Saving Mantra shall not be responsible for actions taken based on this content without professional consultation.

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