Among these, TIN, TAN, VAT, PAN, DSC, and DIN are frequently encountered. All of these have different purposes and are essential for individuals and businesses alike. Let's delve into the differences and importance of each of these alphanumeric codes.

To use e-filing services, taxpayers need to register their DSC (Digital Signature Certificate) on the Income Tax portal. Before attempting DSC registration, it's essential to have:

If you were unable to file your income tax return by July 31... the issuing of Class 2 DSCs will be discontinued/withdrawn as of January 1st, 2021.