What are federal funds

Federal funds are surplus cash reserves maintained by commercial banks and financial institutions with regional Federal Reserve Banks. When these reserves exceed mandatory reserve requirements, banks lend them overnight to other institutions needing short-term liquidity. This overnight lending system helps maintain stability in the banking sector, supports smooth financial operations, and influences overall interest rates.
Federal funds
3 min
19-May-2026

Federal funds, often called fed funds, are excess reserves that commercial banks and other financial institutions hold with regional Federal Reserve Banks. Banks can lend these reserves to other institutions that need short-term funds to support lending activities or meet reserve requirements. The federal funds rate reached a high of 20% in 1980 due to strong inflationary pressures. It later fell to a record low of 0% in 2008 and again in March 2020 during the COVID-19 pandemic. After keeping rates near zero for around two years, the Federal Reserve started increasing interest rates in March 2022 to help control rising inflation.

What are federal funds?

Federal funds, often known as fed funds, are excess reserves held by commercial banks and other financial institutions with the US Federal Reserve System. These reserves are above the minimum amount that banks are required to maintain. Banks with extra reserves can lend them overnight to banks that need short-term funds to meet reserve requirements and manage daily liquidity needs. This lending takes place in the federal funds market, which helps maintain stability in the banking system and influences short-term interest rates across the economy. Now that the meaning of federal funds is understood, let us look at how these loans operate.

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What is the need for federal funds?

Before trying to understand the need of the federal funds and the market operations, let’s first understand the reserve requirements and mechanisms underlying it. Every commercial bank has a daily reserve requirement, in that they need to maintain a certain amount of money at the corresponding regional Federal Reserve. This amount is determined by each bank’s volume of customer deposits. Every bank is mandated to hold a standard reserve to cater to its everyday operational demand. Here, the amount that a bank holds over and above the standard reserves, is the excess. Holding an excess may be good, but is not always possible. This is where the federal funds come in. Federal funds, help commercial banks and other financial institutions to meet the necessary daily reserve requirements. If, let’s say, bank A has an excess of reserve funds and bank B is in a deficit, bank B could from the market take an overnight loan to meet its reserve requirements.

The Significance of Federal Funds

The federal funds rate, set by the Federal Reserve, is a cornerstone of monetary policy in the United States, influencing a range of economic activities. It determines the interest rate at which banks lend to each other overnight, directly impacting borrowing costs for businesses and consumers. Adjustments to the federal funds rate are used to manage inflation, control economic growth, and stabilize financial markets. Changes in this rate ripple through the economy, affecting everything from mortgage rates to employment levels, making it a crucial tool for steering the nation’s economic health and ensuring long-term financial stability.

Impact of the Federal Funds Rate

The Federal Funds Rate is a very important metric in the US economy. While it does direct overnight market operations, it also plays a broader role in affecting macroeconomic conditions like employment, inflation, and growth. Thus, it has a significant impact on monetary and economic conditions and policies. Federal funds rate also indirectly affects short-term rates of interest, for a plethora of loans like home loans, vehicle loans, and even credit cards.
 

What’s more, even investors keep close tabs on the federal funds rate as the stock market reacts pretty strongly to changes in the target interest rates. As an investor, remember to invest in instruments only from a trusted asset management company (AMC).

Let’s take an example here. In the simplest of terms, assume that the target federal funds rate has lowered. This means that borrowing costs for companies get lower and they can now borrow funds at a lower rate. Given the ease of the companies, it may further positively impact the stock market and likely cause it to shoot up exponentially.

Also read: What is a Fund of Funds

How Federal Funds Rate and Loans work?
 

Federal funds can be used to extend loans to market participants who have insufficient cash on hand. Market participants can include commercial banks in the US, US branches of foreign banks, other financial organisations like mutual funds, government-sponsored enterprises, and securities firms and federal government agencies.

These loans are unsecured, meaning that they do not require any collateral to be pledged. Moreover, they are usually extended at a lower interest rate. The interest rate of federal fund loans is referred to as the federal funds rate. In reality, the federal funds rate is a target that is set by the US Federal Reserve System’s Federal Open Market Committee (FOMC). The actual market rates vary and are determined by the market itself. The actual interest rate that a bank or financial institution charges is determined by the negotiations between the lender and borrower. The federal funds rate is also commonly known as the overnight rate. This is because the term ‘overnight’ indicates the typical time period for which most such loans are granted. As the name suggests federal fund loans are often extended for a very short term, typically a day.

Why is the Fed Funds rate important?

The federal funds rate is critically important because it serves as the benchmark for interest rates across the entire economy. Set by the Federal Reserve, this rate influences borrowing costs for banks, which in turn affects consumer loans, mortgages, and business financing. A lower rate encourages spending and investment by making borrowing cheaper, stimulating economic growth. Conversely, a higher rate can help control inflation by curbing excessive spending. By adjusting the federal funds rate, the Federal Reserve can steer the economy towards desired outcomes, such as stable prices and full employment, making it a vital tool for economic management.

Federal funds in an Indian context

Federal funds in an Indian context

Federal funds in an Indian context refer to the mechanisms and tools used by the Reserve Bank of India (RBI) to regulate the economy, similar to the Federal Reserve in the United States. These mechanisms are crucial for maintaining economic stability, controlling inflation, and fostering growth.

Role of the Reserve Bank of India

The RBI functions as India's central banking institution, responsible for regulating the supply of money and credit in the economy. It sets key policy rates like the repo rate and reverse repo rate, which influence interest rates across the banking system, impacting everything from personal loans to business financing.

Impact on inflation and growth

By adjusting these policy rates, the RBI can control inflation and stimulate economic growth. For instance, lowering rates can encourage borrowing and investment, boosting economic activity. Conversely, raising rates can help rein in inflation by making borrowing more expensive and slowing down spending.

Financial stability and market confidence

The RBI’s management of federal funds also plays a critical role in ensuring financial stability and maintaining market confidence. Through open market operations and other monetary policy tools, the RBI can address liquidity issues, stabilise the banking sector, and ensure a reliable flow of credit, which is essential for the overall health of the economy.

Relation between overnight rate and markets

The federal funds rate, or the overnight rate, is among the lowest interest rates at which banks can lend and borrow money from each other. This is because of the nature of the market and the short-term of the loans. Banks and financial institutions analyse their reserves daily. If they find themselves with an excess of cash reserves, they can participate in the overnight market as lenders, and if they find themselves at a deficit, they can borrow from the market at the overnight rate. As the name suggests, banks and financial institutions agree to borrow or lend funds overnight. This means that the borrower is required to repay the borrowed funds along with the interest at the start of business on the following day. The overnight rate, or the federal funds rate, itself can vary throughout the day. The Federal Open Market Committee (FOMC) sets a target range for the federal funds rate, which they adjust based on monetary and macroeconomic conditions.

Summing up

Federal funds refer to reserves deposited by commercial banks and other financial institutions at the regional Federal Reserve banks, which are essential for short-term lending in the overnight market. The federal funds rate, determined by the Federal Open Market Committee, impacts overnight lending and shapes monetary policy and economic conditions, including employment and inflation. Fluctuations in this rate have widespread effects across sectors such as mortgages and stock markets, highlighting its importance for policymakers and investors alike. Proficiency in understanding federal funds is indispensable for navigating the minutiae of the financial system and predicting economic trends.

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Frequently asked questions

Who uses the federal funds rate?

Banks use the federal funds rate as a benchmark for overnight lending between themselves.

Why do banks use fed funds?

Banks may use fed funds to manage their reserve requirements or to take advantage of interest rate differences.

What is the highest federal fund rate?

The highest recorded federal funds rate was 20% in 1980.

Who pays the federal funds rate?

Borrowing banks pay the federal funds rate to lending banks in overnight transactions

Who raises the federal funds rate?

The Federal Open Market Committee (FOMC) within the Federal Reserve raises the federal funds rate.

How does the federal funds rate work?

The Fed sets a target range for the federal funds rate. Banks then adjust their overnight lending rates to stay within that range.

What happens when the federal funds rate increases?

When the rate increases, borrowing becomes more expensive, slowing economic activity and potentially curbing inflation.

Is a higher federal funds rate better?

There's no simple answer. A higher rate can fight inflation, but slow growth. A lower rate stimulates the economy, but can risk inflation.

What is the federal funds rate also known as?

The federal funds rate is also known as the federal funds target rate.

Are federal funds a money market instrument?

Yes, federal funds are a core instrument in the overnight lending market, influencing other money market rates.

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Bajaj Finance Limited (“BFL”) is an NBFC offering loans, deposits and third-party wealth management products.

The information contained in this article is for general informational purposes only and does not constitute any financial advice. The content herein has been prepared by BFL on the basis of publicly available information, internal sources and other third-party sources believed to be reliable. However, BFL cannot guarantee the accuracy of such information, assure its completeness, or warrant such information will not be changed. 

This information should not be relied upon as the sole basis for any investment decisions. Hence, User is advised to independently exercise diligence by verifying complete information, including by consulting independent financial experts, if any, and the investor shall be the sole owner of the decision taken, if any, about suitability of the same.