Published following the Monetary Policy Committee announcement of 29 May 2026
By Zurayda Mayet
Key takeaways
- The Central Bank of Lesotho (CBL) raised its policy rate (the Central Bank Rate) by 25 basis points, from 6.50% to 6.75% per annum, with effect from the late-May 2026 Monetary Policy Committee (MPC) decision.
- The increase was framed as a precautionary measure to protect price stability and the country’s external reserves amid global tensions, disrupted energy markets and rising fuel prices.
- The decision preserves the loti-rand peg. The cornerstone of the CBL’s statutory mandat, by maintaining a modest interest-rate differential relative to the South African Reserve Bank (SARB).
- A higher policy rate generally feeds through to the prime lending rate, increasing the cost of variable-rate loans, mortgages and overdrafts for households and small businesses.
- Borrowers and lenders should review interest-variation clauses, affordability obligations and the in duplum rule in light of the change.
Introduction
On 29 May 2026, the Monetary Policy Committee of the Central Bank of Lesotho announced an increase in the Central Bank Policy Rate from 6.50% to 6.75% per annum. The decision, taken against a backdrop of heightened global uncertainty and rising fuel and food costs, has direct consequences for the cost of credit in Lesotho and for the contractual and regulatory framework within which banks, money lenders, borrowers and small businesses operate.
This article examines the legal and regulatory dimensions of the rate increase: the statutory basis on which the CBL acts, how a change in the policy rate is transmitted into private loan agreements, and the practical implications for households and enterprises. It is written for general informational purposes and does not constitute legal or financial advice.
What the Central Bank of Lesotho decided
The CBL’s Monetary Policy Committee resolved to raise the Central Bank Rate by 25 basis points to 6.75% per annum. According to the CBL Governor, the adjustment was a precautionary response to growing global economic uncertainty. In particular conflict in the Middle East that has disrupted global energy markets and driven up crude oil prices and was aimed at safeguarding price stability and the country’s external reserves.
The Committee indicated that the increase was calibrated to maintain a modest interest-rate differential relative to the South African Reserve Bank’s repo rate, a margin considered sufficient to sustain the exchange-rate peg while continuing to support domestic economic activity. The CBL also reported that the country’s Net International Reserves remained comfortably above the target floor as at mid-May 2026, indicating that the peg remained well-capitalised against currency pressure.
The legal mandate: why the CBL adjusts the rate
The CBL does not set interest rates as a matter of discretion untethered from law. Its authority and objectives are defined by statute.
Price stability under the Central Bank of Lesotho Act, 2000
The CBL’s principal mandate is established by section 5 of the Central Bank of Lesotho Act, 2000 (Act No. 2 of 2000): to achieve and maintain price stability. The Act confers a substantial degree of operational autonomy on the Bank in pursuit of that objective and sets out related functions, including fostering the liquidity, solvency and proper functioning of a stable, market-based financial system, formulating and executing the country’s foreign-exchange policy, and owning, holding and managing the official international reserves.
The Bank is also the licensing and supervisory authority over financial institutions under a body of financial-sector legislation, which historically includes the Financial Institutions Act, the Money Lenders Act, the Building Finance Institutions Act and the Insurance Act. The policy rate is one of the principal instruments through which the Bank discharges its price-stability mandate.
The loti-rand peg and the Common Monetary Area
In Lesotho, price stability is pursued primarily through the one-to-one peg between the loti and the South African rand. This is a “soft” fixed exchange-rate framework operated within the Common Monetary Area (CMA), the multilateral arrangement linking Lesotho, South Africa, Eswatini and Namibia.
The legal and economic significance of the peg explains the CBL’s emphasis on the interest-rate differential with the SARB. Because capital moves relatively freely within the CMA, the CBL must keep domestic rates broadly aligned with South African rates (subject to a permissible margin) to discourage capital outflows and to maintain the reserves needed to defend the peg. The rate decision is therefore as much about preserving currency parity and reserve adequacy as it is about domestic demand.
How a policy-rate change reaches your loan agreement
For most borrowers, the policy rate is not the rate they pay. The transmission runs through several steps:
- Policy rate → cost of funds. The policy rate influences the rate at which the Central Bank and the interbank market make liquidity available to commercial banks.
- Cost of funds → prime lending rate. Commercial banks typically reprice their prime lending rate in response, which serves as the reference rate for much retail and commercial lending.
- Prime rate → contractual interest. Variable-rate facilities, most mortgages, vehicle finance, overdrafts and many business loans, are usually expressed as “prime plus” a margin. When prime rises, the contractual rate rises automatically under the agreement’s interest-variation clause.
The legal effect is that an increase in the policy rate can lawfully increase a borrower’s monthly instalment without any fresh agreement, provided the loan contract contains a valid variable-rate mechanism. Fixed-rate agreements are insulated for their fixed term.
Legal considerations for borrowers and lenders
Interest-variation clauses
Borrowers on variable-rate facilities should review how their agreement defines the reference rate, how and when adjustments take effect, and whether the lender is required to give notice of a change. Lenders, in turn, should ensure that variation clauses are clearly drafted and that any required notice of repricing is given, to avoid disputes over enforceability.
The in duplum rule
Under the common-law in duplum rule, arrear interest on a debt stops accruing once the unpaid interest equals the outstanding capital. In a rising-rate environment, where instalments increase and the risk of arrears grows, this rule assumes greater practical importance for both creditors seeking to recover and debtors assessing their exposure. Parties should be alert to its operation when interest charges escalate.
Affordability, default and debt enforcement
A higher cost of credit increases the risk of default, particularly for households and small businesses already absorbing higher fuel and food costs. This raises familiar legal questions around affordability obligations on lenders, the proper conduct of default and acceleration, restructuring and the enforcement of security. Money-lending activity additionally sits within the CBL’s supervisory framework, and lenders should ensure their practices remain compliant.
Implications for small and medium enterprises
For SMEs, the increase affects the cost of working-capital facilities and term debt, and may influence cash-flow covenants and the pricing of new borrowing. Businesses entering or renegotiating finance agreements may wish to consider the balance between fixed and variable rates, and to model the effect of further movements in the policy rate on their obligations.
Looking ahead
The CBL has indicated that it will continue to monitor inflation, fiscal dynamics, regional developments and the policy direction of the SARB. Because the loti-rand peg anchors the Bank’s strategy, future domestic rate decisions are likely to track regional conditions closely. Borrowers and businesses should plan on the basis that the rate may move again in either direction, and should structure their finance arrangements accordingly.
Frequently asked questions
What is the Central Bank of Lesotho’s policy rate now? Following the May 2026 MPC decision, the policy rate (Central Bank Rate) stands at 6.75% per annum, up from 6.50%.
Why did the CBL raise the rate? The Bank cited global economic uncertainty, disruption to energy markets and rising fuel prices, and the need to protect price stability and external reserves while maintaining the loti-rand peg.
Will my loan repayments increase? If you are on a variable (“prime plus”) rate, your instalments will likely rise once your bank adjusts its prime lending rate. Fixed-rate agreements are unaffected for the duration of the fixed term.
What is the legal basis for the CBL setting interest rates? The CBL acts under the Central Bank of Lesotho Act, 2000, whose principal objective is to achieve and maintain price stability. Pursued in Lesotho mainly through the loti-rand peg within the Common Monetary Area.
What is the in duplum rule and why does it matter now? It is a common-law rule under which unpaid interest stops accruing once it equals the outstanding capital. In a rising-rate environment it is increasingly relevant to both debt recovery and the assessment of a borrower’s exposure.
This article is provided for general information only and does not constitute legal or financial advice. The interest-rate and reserve figures reflect publicly reported information as at the date of publication. For advice on a specific loan agreement, security arrangement or financing decision, please consult our team.