2) Investors can open a savings account and have a fixed deposit linked to it or vice versa, that is, open a fixed deposit and link it to a savings account.

3) The money that exceed a specified amount are automatically shifted to the FD three times the account holder specifies his requirement at the time of signing for the facility.

4) If the savings account has less money than are needed for transactions, these are moved from the FD. The latest FD is usually broken to replenish the savings account.

5) If the fixed deposit is not accessed for shifting money to the savings account, it continues to earn a higher interest.

6) Some banks may specify the maximum lots in which such sweep-ins are allowed. Others may permit such conversion even in multiples of Rs 1

Source: [ET]