The following steps guide you to download the CSI file:
Go to the Tax Information Network page of the Income Tax Department.
Click the TAN Based View tab. You are taken to the Challan Status Query for Tax Payer page.
Figure 1: Downloading the CSI File
The values displayed in the above image, are just for reference.
In the Tax Deduction/Collection Account Number text box, type your TAN number.
In the Challan Tender Date/Date of Deposit field, choose the From and To dates of the quarter that you are filing the challan for.
In the text box appearing next to Enter text as in above image, type the captcha that appears above. You can refresh the captcha if required.
Once the captcha is analyzed and accepted, the Download Challan file button is enabled. Click the button to download the file.