How To File GSTR-3B

Do you want to know how to file GSTR-3B with 100% accuracy and 100% automation? If yes, then you are reading right article. This article has many eye openers hidden tips also that you might be missing. This will prevent you from future notices from department.


GSTR 3B filing, as per the GST laws, is a self-declared consolidated summary of all the inward and outward supplies done by the taxpayer in a month or a quarter.

GSTR-3B reconciliation has become essential as it helps in identifying the mismatches.

In this comprehensive article, we will be looking at the details of GSTR-3B form under GST, GSTR 3B late fees, GSTR 3B due dates and all such related information related to GSTR 3B return filing.

What is GSTR 3B under GST? (GSTR 3B Meaning)

GSTR-3B is a consolidated return of inward & outward supplies that a taxpayer has to file. It’s a monthly self-declaration form that every GST registered person has to file along with the GSTR-1 & GSTR-2 forms.

A regular taxpayer must file GSTR-3B for each tax period (month or a quarter).

GSTR-3B gives a consolidated summary of all the taxpayer's tax liabilities for a month, and the same has to be filed in this GSTR-3B. In GSTR-3B, it is NOT mandatory to upload the invoices of your outward & inward supplies as they have been already furnished in GSTR1 form & other GSTR forms.

Following are some of the specific features of the Form GSTR-3B under GST:

  • Separate GSTR-3B to be filed for every GSTIN
  • No revision is allowed in the GSTR-3B once filed
  • GSTR-3B has to be filed for Nil returns (zero-returns).

To learn more on How to file GSTR-3B, visit our detailed blog that explains the GSTR 3B filing in a simplified manner.

Who should file GSTR-3B return?

GSTR-3B filing Eligibility

GSTR-3B can be filed by any taxpayer eligible to file GSTR-1 & GSTR-2 & GSTR-3 forms.

The following categories of taxpayers are NOT eligible to file GSTR 3B under GST:

  • An Input Service Distributor (ISD)
  • Supplies classified as Online Information and Database Access or Retrieval Services (OIDAR) when provided by a non-resident
  • A non-resident taxable person
  • Taxpayer registered under GST Composition scheme
  • Taxpayer deducting Tax at source as per Section-51
  • Taxpayer collecting Tax at source as per Section-52

GSTR-3B filing Due Dates

Following are the GSTR-3B return filing due dates for various classes of taxpayers:

AAT in previous FY

GSTR-3B Due Date

Greater than 5 Crore

Filing is done ‘Monthly’. 20th of every month for the preceding month

Less than or equal to 5 Crore

22nd of every month for normal category States/UT- Andhra Pradesh, Chhattisgarh, Gujarat, Madhya Pradesh, Maharashtra, Tamil Nadu Goa, Karnataka, Kerala, Telangana, Daman-Diu & Dadra and Nagar Haveli, Puducherry, Andaman, Nicobar Islands, or Lakshadweep


24th  of every month for special category States/UT-

Rajasthan, Himachal Pradesh, Uttarakhand, Punjab, Haryana, Uttar Pradesh, Tripura, Bihar, Arunachal Pradesh, Sikkim, Manipur, Nagaland, Mizoram, Assam, Jharkhand, Meghalaya, West Bengal, Odisha, Chandigarh, Delhi, Jammu and Kashmir, Ladakh

Penalty for late filing of GST Return 3B

Late filing of the GSTR-3B return can attract a monetary penalty.

Hence, businesses are advised to file their returns before GSTR 3B Due Dates.

Incorrect filing of GSTR-3B can also be a reason for penalty and thus you need to avoid mistakes in GSTR 3B.

Particulars

Penalty for intra-state supplies

Penalty for inter-state supplies

A person having zero returns for the respective tax period

Rs 20 per day
(Rs 10 under CGST + Rs 10 under SGST)

Rs 20 per day (under IGST)

Other cases

Rs 50 per day
(Rs 25 under CGST + Rs 25 under SGST)

Rs 50 per day (under IGST)

NOTE: Late filing of GSTR-3B can attract a penalty and interest of 18% per annum.

NOTE2: If a taxpayer pays the Tax before the deadline but files his GSTR-3B after the deadline, he will be charged with the penalty and the interest of 18 % per annum.

Maximum Late fee for GSTR 3B

The maximum late fee for GSTR 3B filing is restricted to Rs. 500 for Nil GSTR-3B filing and Rs. 2000 for other than Nil return filing.

If you want to learn more on How to file GSTR 3B Nil Return, visit our dedicated blog.

GSTR-3B vs GSTR-1: Reconciliation

GSTR-3B Reconciliation

GSTR 3B and GSTR 1 reconciliation is essential because GSTR-1 return CAN NOT be filed if your previous tax period’s GSTR-3B is NOT filed.

Hence, taxpayers must understand that the GSTR 3B and GSTR 1 reconciliation is essential.

Reconciliation between GSTR-3B and GSTR-1 is required because:

  • To avoid late fees and interests for short payment or non-payment of Tax.
  • This reconciliation ensures that there is no duplication of any invoices. It also provides that no invoice mentioned in your GSTR-1 is missing in the GSTR-3B summary.
  • Calculation of Tax payable on outward sales becomes easy for a particular tax period (monthly or quarterly).
  • An automated reconciliation on a platform like GSTHero ensures no mismatches between the two returns.
  • Errors in the integrated taxes are identified while your GSTR 3B filing.
  • Allows your recipient to claim 100% Input Tax Credit under GST based on his GSTR-2B

To learn more on ‘Issues of mismatches in GST returns', check out our detailed blog in the link provided.

  • Removal of cascading effect is an essential aspect of GST.
  • A registered taxpayer will be eligible to claim the credit of GST paid on inward supplies.
  • GSTR 2A contains the detail of inward supplies made.
  • GSTR-2A will show the details uploaded by the supplier, but under GSTR 3B, the taxpayer will himself upload the details to claim ITC for the particular tax period.
  • Errors in the integrated taxes are identified while your GSTR 3B return filing.
  • Only ITC available in the GSTR-2B return of the month shall be considered the eligible ITC.

Thus, GSTR-3B vs 2B is an important reconciliation for 100% GST compliance.


GST Reconciliation software is the best option for a flawless Reconciliation report generation which helps in identifying gaps in your returns and keeps your business 100% GST compliant.

GSTR-3B vs GSTR-2B Reconciliation

The supplier files his GSTR-1, and it is reflected under GSTR-2A and GSTR-2B of the recipient.

 These are the periodic return filed by the taxpayer that covers all the details for that particular period,

Importance of GSTR-3B and GSTR-2A/2B Reconciliation

  • Removal of cascading effect is an essential aspect of GST.
  • A registered taxpayer will be eligible to claim the credit of GST paid on inward supplies.
  • GSTR 2A contains the detail of inward supplies made.
  • GSTR-2A will show the details uploaded by the supplier, but under GSTR 3B, the taxpayer will himself upload the details to claim ITC for the particular tax period.
  • Only ITC available in the GSTR2B return of the month shall be considered the eligible ITC.

Thus, GSTR-3B vs 2B is an important reconciliation for 100% GST compliance.


GSTR-2B, GSTR-3B & GSTR 2A Reconciliation in Tally, is now possible with GSTHero's Tally connector. It seamlessly integrates your Tally ERP with the GST portal, allowing you to reconcile your GSTR-3B right from your existing Tally ERP.

GST ITC Reversal in GSTR-3B

ITC Reversal in GSTR-3B

Excess ITC claimed by the taxpayers can be reversed in the GSTR-3B return. Likewise, taxpayers can reverse the excessive ITC claimed in their GSTR-3B filing.

GST ITC Revresal is declared in GSTR-3B in the following way.

Taxpayers have to furnish the details of the ITC to be reversed in Table 4 (B) of Form GSTR-3B.

Eligible ITC

There are two sections in this table:

  1. As per Rule 42 & 43 of SGST/CGST Rules 
    • As per Rule 42 & 43, the ITC claimed on the inputs or purchases of products or services which are further used partly for business and partly for non-business purposes must be reversed.
    • When input supplies include nil-rated supplies, exempt goods, then Input Tax Credit reversal is required.
    • Input Tax Credit on the capital goods, which is further used for making exempt supplies, nil-rated supplies or taxable must be furnished. Out of this, the ITC on the goods which are NOT used for a business purpose must be 'Reversed'.
  2. Others
    • In this section, the taxpayer must mention other ITCs that need to be reversed according to his purchase registers and books of accounts.

How to file nil GST return

The majority of the taxpayers presume that they do not need to file GSTR-3B for their NIL returns. That is when there are no inward supplies, outward supplies or availing of GST Input Tax Credit.

Taxpayers must note that NIL return filing has been made mandatory under GST. If GSTR-3B under GST is not filed for NIL returns attracts a penalty on a per-day basis.

NOTE: For the convenience of the taxpayers, the government has introduced an SMS facility to furnish your nil returns in the GSTR-3B form under GST.

Taxpayers can file their Nil GSTR-3B through SMS by sending their details on the number 14409.

Format is as - NIL [space] 3B [space] GSTIN [space] tax period in mmyyyy 

Example: NIL 3B 0202ABABABABACXCX 1221

and send this SMS on 14409.

Hence, businesses must not fail in filing nil GSTR-3B returns.

Visit our detailed blog to learn more on How to file GST Nil return to understand the importance of Nil return filing and the penalties attracted on non-filing of Nil GST returns.

Common mistakes while GSTR-3B Filing

GSTR-3B cannot be amended once it is filed on the portal.

Hence businesses must take utmost care that GSTR-3B is filed with 100% accuracy and there are no mismatches left.

However, the taxpayers who use manual reconciliation for GSTR 3B filing tend o introduce errors in the GSTR-3B return.

This section has listed down major GSTR-3B mistakes that taxpayers make while GSTR-3B returns filing .

  • Delayed filing of GSTR-3B or non-filing of GSTR-3B
  • Non-filing of GSTR-3B for Nil returns
  • Clerical mistakes while GSTR-3B filing
  • Not mentioning Debit Notes & Credit Notes
  • Incorrect furnishing of Export figures in GSTR-3B
  • Furnishing details of ITC for Normal Purchases

To learn more on ‘How to avoid GSTR 3B mistakes', check out our detailed blog in the link provided.

Is GSTR-3B return monthly or quarterly?

Who should file their GSTR-3B return monthly?

All the taxpayers eligible for GSTR-3B filing can file their GSTR-3B every month.

The taxpayers opting for QRMP Scheme are NOT required to file monthly GSTR-3B return.

GSTR 3B Due date (For Monthly Filers)

Category of taxpayer
Filing Frequency
GSTR 3B due date

A normal taxpayer with an annual aggregate turnover MORE than Rs 5 Cr.

Monthly

20th of the succeeding month

Small taxpayers with turnover UPTO Rs 5 Cr. (Not opting for QRMP Scheme)

Monthly

20th of the succeeding month

Who should file Quarterly GSTR-3B?

  • As per Notification No. 81/2020-Central Tax dated 10-11-2020 and Notification No. 84/2020-Central Tax dated 10-11-2020, the government has given an option to the businesses whose annual aggregate is less than 5 Cr. to file their GSTR-3B quarterly.

Hence, small businesses with an annual aggregate turnover of less than 5 Crore can opt for Quarterly Return Monthly Payment (QRMP Scheme under GST).

GSTR 3B Due dates (For Quarterly Filers)

Category of taxpayer
For states of
GSTR 3B due date
Payment of taxon

Small taxpayers with turnover UPTO Rs 5 Cr. (Opting for QRMP Scheme)

Chhattisgarh, Madhya Pradesh, Gujarat, Dadra and Nagar Haveli, Daman and Diu, Maharashtra, Karnataka, Goa, Lakshadweep, Kerala, Tamil Nadu, Puducherry, Andaman and Nicobar Islands, Telangana and Andhra Pradesh

22nd of the month following the end of the quarter

For first two months of quarter: 25th of the following month

For the third month of the quarter: 22nd of the next month

Small taxpayers with turnover UPTO Rs 5 Cr. (Opting for QRMP Scheme)

Jammu and Kashmir, Ladakh, Himachal Pradesh, Punjab, Chandigarh, Uttarakhand, Haryana, Delhi, Rajasthan, Uttar Pradesh, Bihar, Sikkim, Arunachal Pradesh, Nagaland, Mizoram, Manipur, Tripura, Meghalaya, Assam, West Bengal, Jharkhand and Odisha

22nd of the month following the end of the quarter

For first 2 months of quarter: 25th of the next month

For the third month of the quarter: 24th of the next month


Can I get a GST Notice for inaccurate GST return filing?

Mismatches between your GSTR-1 return and GSTR-3B is the most common reason to attract GST notices.

Delayed filing of GSTR-1 return and GSTR-3B for ix consecutive months can also attract a GST notice.

Notice specific to defaulting on GSTR-3B filing

GST Notice GSTR 3A is issued to the taxpayer for defaulting on GSTR-3B filing process.

GSTR 3A notice – Reply Format

On receiving the GSTR-3A, taxpayers have to file the defaulted GST return filing within 15 days from the date of issuing the notice.

The pending GST returns have to be filed along with the GSTR 3B late fees and the interest (as applicable).

Type of return
GSTR 3B Late Fees
Maximum GSTR 3B late Fees

Annual returns

Rs. 200 per day

0.25% of the turnover in that state

Other returns

Rs. 50 per day

Rs. 5000

What will happen if returns are NOT filed even after the issuance of the GSTR-3A notice?

  • As per section 62 of the CGST Act, 2017, ‘best judgment assessment’ would be done.
  • The assessing officer shall scrutinize the tax liability as per the information furnished by the concerned GST officer.

To be 100% compliant with the GST new rules and avoid GST Notices, taxpayers are advised to use an automated reconciliation tool like GSTHero.

Benefits of an automated approach in GSTR-3B reconciliation

  • Saves time & manual efforts
  • 100% accurate data reconciliation
  • No compliance issues
  • Easy integration with your existing ERP

FAQs on GSTR 3B return filing

Can GSTR-3B be revised?

No, The current GST laws DO NOT allow revising the GSTR 3B return once filed.

Is GSTR-3B auto-populated?

  • Yes, The government has provided a provision for auto-population of GSTR-1 and GSTR-2B values into your GSTR-3B return.
  • Field values in Tables 3.1 & 3.2 of FORM GSTR-3B are auto-populated from your GSTR-1.
  • ITC details and ITC reversal details are auto-populated in GSTR-3B from your GSTR 2B statement.

Should Composition dealers file GSTR-3B?

  • Taxpayers opting for Composition Scheme under GST DO NOT have to file a GSTR-3B return.
  • To learn more on ‘GST Composition Scheme’ read our detailed blog here.

What is the new GSTR-3B calculator update?

  • GSTN will soon release interest calculator provision in monthly tax payment of GSTR-3B return.
  • This new functionality shall calculate interest on delayed tax payments.

Is there any invoice matching In the GSTR-3B form?

No, All the GSTR-3B return details are self-declared, and tax liabilities are paid based on Table-6, FORM GSTR-3B.

Can I edit auto-populated details in GSTR-3B?

Yes, The taxpayer can edit the auto-populated details in GSTR-3B.

Can a monthly filing taxpayer change to quarterly, and how?

To change to ‘Quarterly filing’, navigate to Services >> Returns>> Opt-in for Quarterly return on the GST portal.

Conclusion

This article covers all the significant details of the GSTR-3B form under GST. We will be updating this thread with more insightful information.

So stay tuned with GSTHero.

Until the next time….

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Gaurav Yadav

About the author

Gaurav is an Engineer by training with a deep interest in Economics & Finance. He has been associated with the Fin-Tech industry for quite some time now. He writes for GSTHero for topics including GST Compliance, GST Structure, etc & aims to break down complicated technical jargon into simple terms for the taxpayers.

His expertise includes GST Laws, Corporate Finance & Macro-Economics.

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