What is Tax-Account Deduction Number (TAN) ?
If Tax has to be deducted at source, a business entity must posses something called Tax-Account deduction Number (TAN).
Is it one-time and permanent?
Yes, it is to be applied once for life of the business entity.
Is it mandatory?
Yes, for payments where tax has to be deducted at source, while remitting the same, the TAN is required without which the remittance cannot be done.
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