Normal banks are known as commercial banks, their main function is to accept deposits from the customer and on the basis of that they grant loans. (Loans could be short-term, medium-term and long-term loans.) Commercial banks are further classified into three types.
(a) Public sector banks
(b) Private sector banks
(c) Foreign banks
(a) Public Sector Banks (PSB): Government banks are known as PSB. Since the majority of their stakes are held by the Government of India. (For example: Allahabad Bank, Andhra Bank, Bank of Baroda, Bank of India, Bank of Maharastra, Canara Bank, Central Bank of India etc).
(b) Private Sector Banks: In these banks, the majority of stakes are held by the individual or group of persons. (For example: Bank of Punjab, Bank of Rajasthan, Catholic Syrian Bank, Centurion Bank etc).
(c) Foreign Banks: These banks have their headquarters in a foreign country but they operate their branches in India. For e.g. HSBC, Standard Chartered Bank, ABN Amro Bank.