1. If TDS has not been deducted
Interest @1% for every month or part of month from the date on which it was deductible to the date on which it was actually deducted.
2. If TDS was deducted but not deposited timel
Interest @1.5% for every month or part of month from the date on which it was deducted to the date on which such tax was remitted to the government for payment.