GST Quarterly Return Due Date (FY 2026-27): Complete Guide to GSTR-1 QRMP Filing

If you are a GST registered business and have opted for the Quarterly Return Monthly Payment (QRMP) Scheme, it is important to know the GST Quarterly Return Due Date to avoid penalties and ensure smooth compliance. In case you miss the due date, you may have to pay late fees, interest and unnecessary notices from the GST department.

In this guide, we will explain the GST Quarter Return Due date, who is eligible for Quarterly filing, important deadlines and consequences of delayed filing.

What is GST Quarterly Return?

GSTR-1 is the Quarterly Return that is required to be filed quarterly under the QRMP Scheme. The scheme is applicable for businesses with aggregate annual turnover up to ₹5 crore. As per the scheme, the taxpayer can file GSTR-1 quarterly and pay tax in every month.

This scheme helps small taxpayers to reduce compliance burden without impacting GST compliance.

GST Return Due Date Quarterly (FY 2026-27)

Due dates for filing GSTR-1 Quarterly Return are here:

“The return must be filed on or before these dates to avoid penalties,” she said.

Who Can File Quarterly GST Returns?

A taxpayer may choose the QRMP Scheme : –

• Annual Turnover upto Rs. 5 Crore.
• GST return filing on regular basis .
• The taxpayer has not opted out of the QRMP Scheme.
• registered under GST in which it is active.

This scheme is particularly beneficial for :

• Small business
• retail store
• providers of services
• Freelancers
• Consultants
• Local merchants

QRMP Monthly Compliance

Although a GSTR-1 is filed quarterly, taxpayers are still required to comply with some of the monthly compliances.

1. Monthly Tax Payment

Tax must be paid each month through:

• Fixed Amount Method
• Self Assessment Method

Usually, the due date is the 25th of the next month.

2. Invoice Furn ishing Facility (IFF)

Businesses can upload B2B invoices through the Invoice Furnishing Facility (IFF) during the first two months of the quarter.

The benefits include:

• ITC (Input Tax Credit) received earlier by buyers.
• Improved vendor relationships.
• Better GST compliance.

IFF is optional but highly recommended for companies dealing with B2B customers.

GST Quarterly Return documents required

Before you file your quarterly return you should have:

• GSTIN NO.
• Invoices for sales
• Debit Note
• Credit notes
• Details of tax invoice
• HSN Overview
• Details of B2B and B2C sales
• Export Invoices (where applicable)
• Changes to returns from previous years

Good record keeping helps in filing without any errors.

Quarterly Late Fees for Missing GST Return Due Date

Failure to file GSTR-1 within due date may result in:

• Letter for late filing
• Regulatory compliance
• Customer Delay in claiming ITC”
• Greater likelihood of departmental review

GSTR-1 itself does not attract late fees in all cases but delays in filing can lead to compliance mismatches and business operations. So always file on time.

Benefits of timely filing of GST quarterly return

Timely filing has several advantages:

• No compliance hassle
• Ensure a good GST compliance rating
• Enable customers to get ITC instantly
• Decrease the risk of notices
• Maintain proper GST records
• Gain business credibility

Common Mistakes to Dodge

Many companies make simple mistakes when filing quarterly returns.

Common mistakes to avoid:

• Wrong invoice prices Wrong invoice prices
• Invoices B2B not received.
• Wrong HSN codes
• Reporting of duplicate invoices
• No amendments.
• Filing past the deadline

Review your return carefully before you file.

Why You Need Professional GST Assistance

GST compliance means frequent updates, changing rules and strict timelines for filing. Professional help provides:

• proper return filing
• Prompt adherence
• correct reconciliation
• Less likely to be seen
• GST provisions: Expert opinion

Professional support can help you stay compliant all year, whether you are a trader, manufacturer or service provider.

Summary and Conclusion

The GST Quarterly Return Due Date is important for businesses registered under the QRMP Scheme. Filing GSTR-1 on time helps you to avoid compliance issues, your customers to claim Input Tax Credit on time and keep your GST records correct.

You can contact experienced GST professionals to assist you with GST Quarterly Return Filing, GST registration, return reconciliation, and overall GST compliance to save your time and reduce errors and keep your business fully compliant with GST regulations.