06 December 2015
it is required where income is not taxable in the hands of person who is receiving the income. Now it is not mandatory but is advisable to avoid unnecessary problems if your case is picked up for assessment. For eg: for joint accounts or where income is earned on the gifted assets etc
It is not required whenever the income is taxable in hands of the person who is receiving it. this covers most of the transactions like saving bank account interest where only your own money is parked