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Johannesburg Interbank Average Rate (JIBAR)


Johannesburg Interbank Average Rate (JIBAR) refers to a daily average reference rate used in South Africa’s financial markets to set interest rates on short-term loans and debt instruments. It represents the average rate at which banks are willing to lend to each other on an unsecured basis and serves as a benchmark for market-related interest rates. The JIBAR rate is calculated and published daily by the South African Reserve Bank based on input data from local banks.


Johannesburg Interbank Average Rate (JIBAR) can be phonetically transcribed as follows:/ ˌʤoh.han.ɪs.ˈbɝːg ˌɪn.tə.bæŋk ˈæv.ɹɪd͡ʒ ˌɹeɪt /Note that this International Phonetic Alphabet (IPA) transcription is primarily based on American English pronunciation.

Key Takeaways

  1. The Johannesburg Interbank Average Rate (JIBAR) represents the short-term interest rate at which South African banks lend money to one another.
  2. JIBAR serves as a primary benchmark for short-term interest rates in South Africa, playing a crucial role in pricing everything from loans to derivatives.
  3. The calculation of JIBAR is based on the submission of rates by a panel of banks, which is then averaged, and the resulting rate is published daily at 11:00 am (South African Standard Time).


The Johannesburg Interbank Average Rate (JIBAR) is a crucial benchmark in the South African financial market, representing the average interest rate at which major banks in Johannesburg lend to one another. The JIBAR serves as a reference for the pricing of various financial instruments, such as short-term debt instruments, interest rate swaps, and floating-rate bonds. By providing a transparent and reliable benchmark, the JIBAR ensures efficient functioning in the money market, promotes financial stability, and reflects the overall condition of the South African financial system. It enables market participants to manage their interest rate risk, make informed investment decisions, and maintain confidence in the market, thus playing a significant role in the country’s overall economy.


The Johannesburg Interbank Average Rate (JIBAR) serves as a critical and widely-accepted benchmark in the South African financial landscape, with its purpose deeply rooted in pricing short-term, interbank loans and financial instruments. Predominantly used for determining a standardized cost of borrowing across financial institutions, JIBAR contributes to fostering transparency and consistency in loan pricing. Furthermore, the average rate provides opportunities for businesses and investors to assess the market trends and economic climate of South Africa, aiding in informed decision-making and risk management in relation to variable interest rate loans, derivatives, and other financial contracts. In addition to its role in shaping the trajectory of South Africa’s financial market, JIBAR has also become a significant point of reference for contracts, such as floating rate bonds, syndicated loans, and interest rate swaps. By anchoring financial contracts to the JIBAR, parties can be confident in obtaining a fair valuation of their agreement, ensuring that the interest rates remain reflective of the prevailing market conditions. This process alleviates concerns over external manipulation or distortion in the choice of interest rates. As such, the Johannesburg Interbank Average Rate remains an indispensable tool for fostering confidence, stability, and growth within the South African financial market.


The Johannesburg Interbank Average Rate (JIBAR) is an interest rate benchmark that reflects the average interest rate at which major South African banks are willing to lend each other short-term funding. Here are three real-world examples of its applications within business and finance: 1. Corporate Loans: When businesses or multinational corporations operating in South Africa require funding, they may take out corporate loans. The interest rate charged on these loans might be tied to the JIBAR. For example, a company may negotiate a loan with an interest rate of JIBAR + 2%, meaning that they’ll pay an interest rate that is 2% above whatever the JIBAR rate is at the time. 2. Floating Rate Bonds: Issuers of floating-rate bonds, such as the government, municipalities, or corporations aiming to raise capital for South African projects, may utilize the JIBAR as a benchmark. The coupon payment or interest rate on these bonds would be adjusted periodically based on the JIBAR. For instance, a bond’s interest payment could be determined based on the JIBAR rate plus an additional fixed margin. 3. Interest Rate Swaps: Financial institutions and companies may use interest rate swaps as a risk management tool to hedge their exposure to interest rate fluctuations in South Africa. In such transactions, one party typically agrees to pay a fixed rate, while the other party agrees to pay a floating rate tied to the JIBAR. This helps both parties manage their financial risk and exposure to changes in JIBAR, which could potentially impact their loan repayment or investment returns.

Frequently Asked Questions(FAQ)

What is the Johannesburg Interbank Average Rate (JIBAR)?
The Johannesburg Interbank Average Rate (JIBAR) is a South African benchmark rate reflecting the average interest rate at which major banks lend to one another in the interbank market. JIBAR is an essential reference rate for South African money market instruments, derivatives, and short-term floating rate debt instruments.
How is JIBAR calculated?
JIBAR is calculated daily based on the interest rates submitted by a panel of South Africa’s leading banks. These banks provide their interbank offered rates, and an average is calculated by excluding the two highest and two lowest quotes. The final JIBAR rate is derived from the average of the remaining rates.
What time is JIBAR published?
JIBAR is published daily at 11:00 AM South African Standard Time (SAST) by the Johannesburg Stock Exchange (JSE).
How many tenors does JIBAR have?
JIBAR consists of various tenors, including 1-month, 3-month, 6-month, and 12-month rates.
What is the significance of JIBAR in the South African financial market?
JIBAR serves as a crucial benchmark for setting interest rates on various financial instruments in South Africa’s financial market. It is widely used for pricing loans, bonds, derivatives, and other financial products amongst banks, institutions, and individuals.
Are there alternatives to JIBAR in the South African market?
The South African Reserve Bank (SARB) introduced the South African Secured Overnight Financing Rate (SASOFR) in 2018 as an alternative benchmark to JIBAR, primarily designed to reduce reliance on the interbank lending market by incorporating a broader range of transactions.
What factors impact the JIBAR rates?
JIBAR rates are impacted by various factors, including repo rates set by the South African Reserve Bank (SARB), demand and supply of funds in the interbank market, global and local economic conditions, and monetary policies.

Related Finance Terms

  • South African Interbank Market
  • Short-term Interest Rates
  • Benchmark Rate
  • Reference Rate
  • Repurchase Agreement (Repo Rate)

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