The document discusses the Cash Reserve Ratio (CRR) and Statutory Liquidity Ratio (SLR) requirements for banks in India. It defines CRR as the minimum proportion of demand and time liabilities that scheduled commercial banks must maintain as reserves with the Reserve Bank of India. Similarly, SLR is the minimum level of liquid assets like cash, gold, and government securities that banks must hold as a percentage of their net demand and time liabilities. The document outlines the calculation processes for CRR and SLR, categories included and exempted from the ratios, and how the ratios provide RBI tools to control liquidity in the banking system. It also reviews how CRR and SLR have changed over time and perspectives