NSDL has provided in facility in TAN Account named "Defaults". In case Income Tax Department feels that Deduction has not deposited TDS/TCS in time and charge interest on such TDS/TCS. It is called defaults. This type of entry will be automatically shown on pressing Defaults button as shown in below screen.
Why it was Required
Earlier, Deductor receives letters from Income Tax Department on account of due Tax as Interest on Late Deposit without showing complete calculation, but now through this link/facility complete detail is available in excel format on pressing "Click Here to download" link also shown in below screen.
After download, a zip file will be available containing Excel based file. There is no need of any password to open excel file. Screen view of excel file is given as under :-