The GSTR-1 Filing module in Munim GST allows you to prepare, review, and file your outward supply returns seamlessly.
With this feature, you can ensure that all your sales invoices, debit notes, and credit notes are accurately reported to the GST portal.
This module helps you manage filing across monthly or quarterly returns, track filing status, and avoid errors or mismatches during submission.
Here, you will get a step-by-step guide to file GSTR-1 in Munim GST software.
Video Tutorial:
Select GSTR-1 option from My Clients page:
- Once you have created the client company, it will appear on the My Clients page. Here, click on the Return button.
- Now select GSTR-1 from the list of options.

GSTR-1 Filing Steps:
GSTR-1 filing in Munim GST is completed in 4 simple steps:
Flow: Prepare → Verify → Upload → File
- Data Prepare – The system collects and displays your imported sales data for the chosen period. Review the summary here.
- Check Invoices – Verify invoice-level details like GSTIN, amount, and tax to avoid errors.
- Push to GSTN – Upload your data to the GST portal and resolve any validation errors if shown.
- File GSTR-1 – Preview and submit your return using the EVC option.
Let us examine the process in detail.
1) Data Prepare:
- Prepare your data by adding invoices Manually or Importing data through various options.
- Once you prepare the data, here you will be able to check data of the data added.

Add and prepare data for filing:
- To add invoice data manually, click on the Add Invoice option from the top right corner.
- Or, to add data in bulk, click on the Import Your Data button.
- Choose from options like Government Excel/CSV, Munim Excel template, JSON file, Munim Connector, copy/paste/write, Tally Connector or Ecommerce Excel Template.
- To learn the process of data importing in munim GST, check this Import data helpdesk link.
- To use the Munim Connector or Tally Connector option and check its process, please check out this helpdesk. Munim connector option, Tally Connector option

E-Invoice/E-way Reconciliation:
- To proceed, ensure the relevant option is enabled for the client company within the Client Settings module.
- Following the preparation of GSTR-1 data, you may utilise E-Invoice data for reconciliation purposes on the Data Prepare page.
- You can review the comparison of GSTR-1 vs E-Invoice here, and further, you may click on the “View Detail” option to either download or reconcile the data Invoice-wise and HSN-wise.

- The Reconcile option can be accessed by scrolling to the right within the Comparison of GSTR-1 vs. E-Invoice section.
- On the Reconciliation page, navigate to the Document view and select the specific invoices to Mark as Uploaded.
- This will prevent Exact Match and Missing in GSTR-1 invoices from being uploaded to the portal again.

2) Check invoices:
- In this section, you can review your prepared data across various categories, including Invoices, B2C, Credit/Debit Notes, Advance Receipts, and Exports.
- You may also utilize the “Add” or “Add Amendment” buttons located at the top right of the interface to include additional entries on this page also.
- If some of the Invoices are already uploaded to the portal, you can select them and click Mark as Uploaded. You can check their statuses in the status column.
- Only entries with a Status of “Pending for Upload” will be processed for uploading to the GST portal.
- Furthermore, you may edit or delete individual entries by selecting them as needed.
- Once you have finalized your changes, click the Next button to proceed to the subsequent step.

3) Push data to GSTN portal:
- Upload only summary-level details – This option uploads only the summary data to GSTN instead of full invoice-wise details in case of E-invoice.
- Now, click the “Upload data to GSTN” button to open a pop-up window where you can select your preferred upload method.
- Select either Upload without otp or Upload via otp from the pop-up to start the upload process to generate a summary.

- Once the upload is complete, the progress section will turn green. If the status appears in red, you can review any errors listed below to resolve them.
- If you encounter errors originating from the GST portal, you can generate and fetch an Error Report directly within the software to identify and resolve issues efficiently via the Upload History section located at the bottom of the page.
- Once the data uploaded and summary have been successfully generated and verified, click the “Proceed to File” button to advance to the final filing stage.
4) File GSTR-1:
- In the fourth step, you can select from File without OTP or File via OTP options.
- Enter the required GST Portal Username and GST Authorised PAN to Proceed.
- File GSTR-1 using the File with EVC. (DSC method coming soon).
- The software automates the filing process by redirecting you to the GST portal.
- You will only need to intervene when prompted, such as to verify your return summary or to enter a Final OTP.
- Once done, a Success message page will appear with ARN number.

Need Help?
By following these steps, you can easily file your GSTR-1 using Munim GST Return Filing Software. For further assistance, please contact our support team.