Treasury bills are instrument of short-term borrowing by the Government of India, issued as promissory notes under discount. The interest received on them is the discount which is the difference between the price at which they are issued and their redemption value. They have assured yield and negligible risk of default. Under one classification, treasury bills are categorised as ad hoc, tap and auction bills and under another classification it is classified on the maturity period like 91-days TBs, 182-days TBs, 364-days TBs and two types of 14-days TBs. In the recent times (2002–03, 2003–04), the Reserve Bank of India has been issuing only 91-day and 364-day treasury bills. the auction format of 91-day treasury bill has changed from uniform price to multiple price to encourage more responsible bidding from the market players.[4] the bills are two kinds- Adhoc and regular. the adhoc bills are issued for investment by the state governments, semi government departments and foreign central banks for temporary investment. they are not sold to banks and general public. The treasury bills sold to the public and banks are called regular treasury bills. they are freely marketable. commercial bank buy entire quantity of such bills issued on tender . they are bought and sold on discount basis
COMMERCIAL PAPER
In the global money market, commercial paper is an unsecured promissory note with a fixed maturity of no more than 270 days. Commercial paper is a money-market security issued (sold) by large corporations to get money to meet short term debt obligations (for example, payroll), and is only backed by an issuing bank or corporation's promise to pay the face amount on the maturity date specified on the note. Since it is not backed by collateral, only firms with excellent credit ratingsfrom a recognized rating agency will be able to sell their commercial paper at a reasonable price. Commercial paper is usually sold at a discount from face value, and carries