As and when, if we check status of e-tds/e-tcs return at www.tin-nsdl.com we found that some returns Accepted by Tin and some returns Rejected by TIN. Picture view is also given for this.
As shown in above picture, "Rejected by TIN" is highlighted in blue colour. It means on clicking through mouse "Rejected by TIN" a file will be downloaded with the file reference number alongwith extension code .download. Picture view of downloaded file with extension code is also given as under :-
This file can be opened in any explorer or in Microsoft office Word or Excel etc. and reason can be viewed for rejection of your return. In this way reason of Rejection of your return can be watched yourself.