A. The Law
Relevant Sections – CGST Act, 2017
- Section 37: Furnishing details of outward supplies.
- Section 39: Furnishing of returns (GSTR-3B/3BQ).
- Section 61: Scrutiny of returns.
- Sections 73 & 74: Recovery of tax not paid, short paid, or liability mismatch.
- Section 168: Power of CBIC to issue instructions.
Relevant Rules – CGST Rules, 2017
- Rule 88C: System-based intimation of difference in liability between GSTR-1/IFF and GSTR-3B.
- If liability reported in GSTR-1/IFF exceeds liability paid in GSTR-3B/3BQ beyond a threshold limit, intimation is sent in Form GST DRC-01B.
- Taxpayer must respond through Part B of DRC-01B:
- Pay liability using DRC-03 and provide ARN, OR
- Provide reason/explanation for difference.
- Rule 59 & 61A: Related to return filing procedures under QRMP scheme.
B. How Do I – Step-wise Compliance Process
Step 1: Login
- Visit gst.gov.in.
- Login with valid GSTIN credentials.
Step 2: Navigate
- Go to Services > Returns > Return Compliance.
- In Liability Mismatch (DRC-01B) tile → Click View.
Step 3: Access Intimation
- DRC-01B page shows pending records. Search by:
- Reference No. (ARN), or
- Return Period (FY & Month/Quarter), or
- Status (Pending/Completed).
- Click Reference No. hyperlink.
Step 4: Review Intimation
- Part A (System Generated):
- Displays liability reported in GSTR-1/IFF vs liability paid in GSTR-3B.
- Downloadable PDF available.
- Part B (Taxpayer Reply):
- Option 1: Enter ARN of DRC-03 challan for paid difference (validate ARN).
- Option 2: Provide explanation with reason (dropdown + remarks up to 500 chars).
- Taxpayer may provide either or both.
Step 5: Save & File
- Click Save → Select Declaration Checkbox.
- Enter Authorized Signatory details & Place.
- Preview draft order to verify details.
Step 6: Submit
- Click File with EVC/DSC.
- Enter OTP (if EVC).
- Success message & ARN generated.
Step 7: Download Final Copy
- Navigate again to Return Compliance → Liability Mismatch.
- Under “Completed” → Select Reference No. → Download final PDF.
C. FAQs (15 Practical Clarifications & Errors)
- When is DRC-01B issued?
When GSTR-1 declared liability > GSTR-3B paid liability beyond threshold. - Is filing mandatory?
Yes. Without filing Part B, next period’s GSTR-1/IFF cannot be filed. - Who must comply?
Regular taxpayers, SEZ units/developers, casual taxpayers, QRMP taxpayers. - What is the frequency?
Monthly filers – monthly DRC-01B; QRMP filers – quarterly. - How will taxpayer be intimated?
Email & SMS with Reference No. + available in portal dashboard. - Can I file GSTR-1 after filing DRC-01B?
Yes, instantly after filing. If issue persists, log out and retry. - What if ARN of DRC-03 is invalid?
Check GSTIN, ARN must be after intimation date, cause of payment = “Liability mismatch GSTR-1 to GSTR-3B”, period must match. - Is it mandatory to pay through DRC-03?
No, you may instead provide valid reasons for mismatch. - What if reasons are not properly explained?
Error will pop up if reason selected but no explanation provided. - Can I deselect a reason after entering details?
No, delete earlier entry first. - What if I ignore DRC-01B?
GSTR-1/IFF filing will be blocked until compliance. - What reasons are acceptable?
Examples:
- Amendment in next period.
- Clerical error corrected in subsequent return.
- Supply wrongly reported.
- Other system issues.
13. Can both payment & reason be submitted?
Yes, portal allows combination.
14. How to verify filing?
Check under “Return Compliance → Status → Completed”.
15. How to download filed form?
Use Reference No. → “Download DRC-01B” option.
D. Fillable Checklist – Form GST DRC-01B
| Particulars | Details / Action | ✔ |
| GSTIN | ||
| Return Period | ||
| Reference No. | ||
| Liability as per GSTR-1/IFF | ||
| Liability as per GSTR-3B | ||
| Difference | ||
| Action Taken | ☐ Paid via DRC-03 ☐ Explained Reason ☐ Both | |
| ARN of DRC-03 (if applicable) | ||
| Reason Selected | ☐ Clerical Error ☐ Amendment ☐ Technical Issue ☐ Other | |
| Remarks / Explanation (500 chars) | ||
| Declaration Checkbox Selected | Yes / No | |
| Authorized Signatory | ||
| Filed with | ☐ DSC ☐ EVC | |
| Final PDF Downloaded | Yes / No |




