• Import of challan file (.csi file): Import of challan file downloaded from the TIN website (Challan Status Inquiry) has been made mandatory at the time of validating the quarterly TDS/TCS statement, if the TDS/TCS is deposited through challan -->To download CSI File, the procedure is given below:- 1) Go to https://www.tin-nsdl.com/index.php 2) Click Challan Status Enquiry 3) Click to check status 4) OLTAS- Challan Status Inquiry 5) TAN Based View 6) Fill the info: * TAN No. * Challan Tender Date/Date of Deposit (Period) 7) View Challan Details and Download Challan File. * While validation : In the first browser take path of .txt file of that quarter. In the second browser take path of the downloaded Challan File. In the third browser take path where you want to save that File. Fourth browser should be kept blank. Click Validate. Best regards Team Comptaax Comptaax e Software Pvt Limited Flat No. 122, Syndicate House 3 Old Rohtak Road, Inderlok Delhi 110035 Telephone 011-64643966-67-68-69 Fax 011-23654751 Email : admin@comptaax.com, comptaax@gmail.com