The issuance of Liquidity Instruments is a tool used to withdraw excess liquidity from the market in order to enhance the effectiveness of monetary policy. According to Article 52 of the Central Bank Law, liquidity securities with a maturity of less than 91 days can be issued on its own behalf by the Central Bank. Liquidity securities are securities of a financial nature issued by the Central Bank in order to regulate liquidity in the market and increase the effectiveness of open market operations as a monetary policy tool. They are issued by the Central Bank on its own account, at maturities not exceeding 91 days, at a discount. These securities are issued in the form of a single collective document with the characteristics of negotiable instruments and can be traded in the secondary market. Liquidity securities that can also be traded in the secondary market may be redeemed early by the Central Bank when deemed necessary. Liquidity securities issued only when necessary to enhance the effectiveness of open market operations should not be seen as an alternative investment instrument.