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Understanding Cash Reserve Ratio: Meaning, Functions, Calculation

  •  5 min read
  •  1,272
  • Updated 09 Oct 2025
Understanding of Cash Reserve Ratio

The Reserve Bank of India (RBI) can affect the amount of money banks have available for lending by raising or lowering the cash reserve ratio (CRR), which might affect inflation, interest rates, and general economic growth. It requires banks to keep a specific percentage of their total deposits in cash or as reserves with the RBI. This proportion is critical as per the RBI guidelines.

The CRR is a monetary security and liquidity managing device. The RBI virtually manages the availability of funds in the banking system by mandating banks to keep aside some of their deposits as cash reserves. When the CRR is raised, banks have less money to lend, which can help to keep inflationary forces at bay. A drop in the CRR, on the other hand, gives banks additional capital for lending, encouraging economic activity.

The cash reserve ratio is a critical tool the Reserve Bank of India uses to regulate liquidity, affect interest rates, and ensure general economic stability. Its adaptability enables the central bank to respond to changing economic conditions and policy goals.

  • Determining the deposit: The RBI determines the proportion of a bank's total deposits that must be kept in cash reserves at the central bank. The RBI's economic strategy aims can be attained by changing this percentage on a regular basis.

  • Less money available: When the CRR is increased, banks must keep a bigger percentage of their deposits as cash reserves with the RBI. As a result, there is less money available for lending and other purposes.

  • Effect on fluidity: Because banks have less cash to lend to individuals and enterprises, an increase in the CRR influences liquidity metrics in the financial plan. As a result, interest rates may rise, and the economy may experience less borrowing and spending.

  • Inflationary monitoring: The primary purpose of boosting the cash reserve ratio is to reduce inflation. By regulating the amount of money in circulation, the RBI hopes to prevent excessive demand, which can cause prices to rise. When there is less money in circulation in the economy, it can reduce inflationary pressures.

  • Finance perspective: When the RBI lowers the CRR, banks must keep fewer reserves, freeing up more money for investment and loaning. In times of sluggish or negative economic growth,

  • Weighing live: The RBI carefully balances the CRR with other monetary policy instruments, including as the repo rate and statutory liquidity ratio (SLR), in order to meet its broader economic aims, which typically include price stability, economic growth, and financial system stability.

In simple terms, the CRR operates as a mechanism for the central bank for regulating the total quantity of money that is made obtainable to the banking industry. As a result, it has an impact on interest rates, borrowing, and spending in the wider economy, all of which are crucial for achieving the central bank's monetary policy goals.

Within the confines of the nation's fiscal plan, the cash reserve ratio promotes a number of crucial objectives such as:

  1. Control of liquidity: One of its prior purposes is to govern the banking system liquidity. By regulating the ratio of deposits banks must retain as reserves with the central bank, it controls the amount of money available for lending and spending in the economy. Although distinct from share market dynamics, the currency reserve ratio is important in identifying the general liquidity situations that may influence investor behaviour in the stock market.

  2. Monetary equilibrium: The CRR is a tool for combating inflation by limiting the availability of extra money. When excessive demand causes significant inflationary forces, the central bank might raise the CRR, limiting banks' ability to lend and so alleviating inflationary tendencies.

  3. The growth of the economy: In contrast, during financial downturns or slumps, the central bank can cut the CRR to add liquidity to the economy. This encourages borrowing and spending, which aids the economy's recuperation and development.

  4. Economic system integrity: The CRR also contributes to the stability of the financial system. It protects against bank runs and potential systemic crises by requiring banks to hold a portion of their deposits as reserves.

  5. Economic policy dissemination: It allows for the transmission of changes in monetary policy. When the central bank adjusts the CRR, it indirectly influences interest rates and credit availability, making it an important tool in moulding the economy as a whole.

  6. Monetary policy transmission: It facilitates the communication of monetary policy changes. Because the central bank's modifications affect interest rates and credit availability indirectly, the CRR is a necessary tool in determining the overall direction of the economy.

  7. Supply of money prevention: The CRR is critical for controlling the economy's money supply. When the CRR is higher, there is less money available for lending, which has an impact on the overall monetary conditions.

  8. Foreign currency leadership: The cash reserve ratio can occasionally have an indirect impact on exchange rates. The central bank has the authority to affect the foreign currency exchange.

The exact objectives as well as the execution of the CRR may shift across countries depending on the national economic conditions and the central bank's goals. It is constantly vital in controlling the money supply and influencing economic conditions to achieve desired policy outcomes.

The Reserve Bank of India (RBI) has significantly adjusted the Cash Reserve Ratio (CRR) rate, with a recent reduction to 3.00%. The RBI's decision to lower the CRR by 100 basis points, rolled out in four 25-bps instalments, was a move to inject liquidity into the banking system.

According to RBI requirements, every bank in India must preserve an exact percentage of their total deposits, which can be kept in currency compartments identical to holdings with the RBI. Banks do not earn any interest on the funds they hold under the CRR. The RBI may modify this ratio on a regular basis.

The cash reserve ratio is expressed as a percentage of the total Net Demand and Time Liabilities (NDTL) of Indian banks. The formula for calculating CRR is as follows:

(Cash/NDTL) x 100 = CRR)

Total NDTL is the sum of a bank's net deposit and time liabilities. The sum of a bank's time deposits (such as fixed deposits) and demand deposits (such as current and savings accounts) is the NDTL.

CRR Percentage: It is the NDTL percentage that banks must hold with the Reserve Bank of India as cash reserves. The RBI sets this percentage, which may occasionally be modified as part of its monetary policy.

For instance, if a bank's total NDTL is 100 crore and the CRR percentage mandated by the RBI is 4%, the bank would need to keep a CRR of 4 crore with the RBI.

Feature Cash Reserve Ratio (CRR) Statutory Liquidity Ratio (SLR)
Current Rate
3.00%
18.00%
Definition
Percentage of a bank's total deposits that must be maintained as cash with the RBI.
Percentage of a bank's total deposits that must be maintained as liquid assets within the bank.
Form of Assets
Maintained exclusively as cash.
Can be maintained as cash, gold, or government-approved securities.
Purpose
To control the flow of money in the economy and manage inflation.
To ensure the solvency of banks and to fund government borrowing.
Interest Earned
Banks do not earn any interest on the cash balances kept with the RBI.
Banks earn interest on the securities held as part of the SLR.
Maintenance
With the Reserve Bank of India (RBI).
With the commercial bank itself.

The cash reserve ratio or the allocation of deposits banks must preserve with the central bank, is crucial in handling the interest rate environment, containing inflation, and supporting the credibility of the financial system. The CRR maintains a careful balance between capital expansion and economic tradition even as economic policies and situations change.

The central bank requires banks to keep a certain percentage of their deposits in reserve, known as the cash reserve ratio (CRR) rate. This is done to maintain financial stability.

The CRR rate is important because it helps central banks control the amount of money banks have available and manage inflation.

Central banks determine the CRR by calculating a percentage of a bank's total deposits. It is an important tool used to manage the amount of money banks can lend out.

If a bank doesn't meet the CRR requirement, it may face penalties and restrictions on its lending.

It can affect how much a bank can lend and the overall stability of the economy. it impacts how much money banks have available to lend to individuals and businesses.

The CRR keeps changing because the RBI uses it as a monetary policy tool to regulate liquidity and inflation. When inflation is high, the RBI raises the CRR to absorb excess liquidity from banks. When growth needs a boost, it lowers the CRR to free up more funds for lending. This dynamic adjustment ensures financial stability while balancing inflation control and economic growth.

The rationale behind the CRR is to maintain liquidity and safeguard depositors. By mandating banks to keep a portion of their deposits with the RBI, it ensures that banks cannot over-leverage by lending excessively. This reserve acts as a safety buffer, enabling banks to meet withdrawal demands during crises. At the same time, the CRR influences lending rates and credit availability, making it an important tool for controlling money supply and stabilising India’s financial system.

This article is for informational purposes only and does not constitute financial advice. It is not produced by the desk of the Kotak Securities Research Team, nor is it a report published by the Kotak Securities Research Team. The information presented is compiled from several secondary sources available on the internet and may change over time. Investors should conduct their own research and consult with financial professionals before making any investment decisions. Read the full disclaimer here.

Investments in securities market are subject to market risks, read all the related documents carefully before investing. Brokerage will not exceed SEBI prescribed limit. The securities are quoted as an example and not as a recommendation. SEBI Registration No-INZ000200137 Member Id NSE-08081; BSE-673; MSE-1024, MCX-56285, NCDEX-1262.

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