It is a financial instrument which is provided by the all banks giving all the investors a high rate of interest from the regular savings until the date gets matured. In this you can have option to create an account separately. These are considered as very safe investments. The main criteria under this term are that the money that is deposited will not be withdrawn from the Fixed Deposit (FD) before its maturity. The FD tenure can vary from 45 days to 1.5 years and can reach maximum up to 10 years. The longer is the deposit term, the more is the interest rate. Also, he banks can refuse to FD repayment before the deposit expiry date but generally they don’t do that.