TAN stands for Tax deduction Account Number. It’s a 10 digit alpha numeric number issued by income tax department. First 4 digits are alphabetic then followed by 5 numbers and one alphabet at the end. Each number issued by income tax department is unique. TAN has to be obtained by those peoples who are responsible for deducting tax at source from the payment or income paid by … [Read more...] about All about TAN – Tax Deduction Account Number