Banking & Finance — Client briefing — 18 May 2026 Cautious easing in a fragile equilibrium: The Bank of Zambia’s May 2026 policy rate decision and its implications for the Zambian banking and finance market

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The Monetary Policy Committee’s decision of 11–12 May 2026 to reduce the Monetary Policy Rate by 25 basis points to 13.25 percent is, at first reading, a straightforward easing in response to a benign inflation print. Read more carefully, it is a finely calibrated signal: a Committee that judges disinflation to be intact, but which has expressly reserved the larger part of its policy room against geopolitical and climatic risks that it refuses to discount. Below, RBGLP’s Banking & Finance Department sets out the legal, contractual and commercial implications.
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The Monetary Policy Committee of the Bank of Zambia (“the Committee”), at its meeting of 11 and 12 May 2026, resolved to reduce the Monetary Policy Rate (“MPR”) by 25 basis points to 13.25 percent. The decision, taken pursuant to section 29(1) of the Bank of Zambia Act, 2022, marks a measured pivot in the rate cycle and warrants close reading by lenders, borrowers, treasury professionals and counsel alike. Beneath the headline easing is a more textured picture: a Committee that judges the disinflationary path to be intact, but which has deliberately reserved the larger part of its room to manoeuvre against geopolitical and climatic risks that it expressly identifies as live.

This note sets out our department’s analysis of the decision, its statutory architecture, and its practical and documentary implications for participants in Zambia’s banking and finance market.

1. The decision and its framing

The Committee’s choice of 25, rather than 50, basis points is the most informative feature of its statement. With March 2026 headline inflation reported at 7.1 percent and the April reading at 6.8 percent — both within the medium-term target band of 6 to 8 percent — a more assertive cut would have been, it may be argued, defensible on the inflation print alone. The Committee, however, has expressly characterised the adjustment as “cautious”, citing two principal sources of forward risk: the protraction of the conflict in the Middle East, and the prospect of an El Niño episode from mid-2026. That language is not boilerplate. It is, in our reading, a signal that further easing at the next meeting (scheduled for 28 and 29 September 2026) is conditional and not pre-committed.

For practitioners advising on facility documentation, the framing matters as much as the figure. A cut delivered with a hawkish accompanying narrative behaves differently in markets — and in pricing models — from a cut delivered with a dovish one. The Committee’s narrative on this occasion is finely balanced, and so is the rate path it implies.

2. The macroeconomic backdrop

Headline inflation fell to 7.1 percent in March 2026 from 11.2 percent in December 2025, with a further easing to 6.8 percent in April. The first quarter average of 8.0 percent compares with 11.3 percent in the fourth quarter of 2025 — a meaningful disinflation in absolute terms, although the Committee correctly notes that much of it is base-effect driven, particularly in maize grain and related products, and is supported by the appreciation of the Kwacha against the United States Dollar.

The Committee’s revised forecast over the eight-quarter horizon (2026Q2 to 2028Q1) places average inflation at 6.8 percent in 2026 (against 6.9 percent in the February forecast), 6.1 percent in 2027 (against 6.7 percent previously) and 6.6 percent in the first quarter of 2028. The trajectory therefore sits comfortably within the target band on the central path, while leaving little tolerance for the upside risks the Committee identifies.

For Banking & Finance practitioners, three observations follow. First, the disinflation has been delivered in part by foreign-exchange appreciation, the durability of which is itself a function of commodity and geopolitical conditions. Second, the tax-policy support — the suspension of excise duty and the zero-rating of value added tax on petroleum products — is a three-month measure and therefore necessarily temporary; its withdrawal could itself re-introduce price pressure. Third, the central inflation projection assumes a favourable maize harvest. None of these supports is, in our estimation, of itself, structural.

3. The statutory foundation

The Committee’s decision is taken pursuant to section 29(1) of the Bank of Zambia Act, 2022 (the “Act”), which establishes the Committee as the rate-setting organ of the Bank and confers upon it the power to determine the MPR. The Act consolidated, modernised and in important respects strengthened the institutional framework first put in place under its predecessor legislation. Of particular relevance to the present discussion, the Act entrenches price stability as the Bank’s primary objective, with financial stability identified as a supporting objective; provides for the formal constitution and operation of the Committee, including its rate-setting mandate; and requires the publication of monetary policy decisions, of which this Statement is itself an instance.

The legal architecture is not incidental to the analysis. The Bank’s statutory mandate, and the formality with which decisions must be reasoned and communicated, condition market expectations and feed directly into the manner in which contractual rate adjustments are drafted and operated.

4. Implications for lenders: the loan book, reference rates and contractual mechanics

The MPR is the principal anchor for the suite of short-term interest rates that propagate through to commercial bank lending. Although the MPR is not itself a directly applicable contractual rate, it is the policy variable to which the interbank rate, the statutory reserve framework and ultimately the prime lending rates of commercial banks are calibrated. A 25 basis-point reduction will, on a transmission lag of weeks to a small number of months, translate into a corresponding adjustment in commercial pricing.

For lenders, the immediate operational questions include the following.

Reference-rate clauses and repricing dates. Zambian-law facility documentation typically references either the prime lending rate of the lender, the MPR plus a margin, or (in cross-border structures) an external benchmark. The repricing mechanics — whether prospective from the next interest period, retrospective within a defined window, or contingent on notification — will govern how and when the cut flows through to the borrower. Lenders should confirm that the contractual machinery operates symmetrically, that the rate change is properly notified, and that the adjustment is recorded for audit purposes.

Margin and spread management. A falling policy rate, in an environment where deposit pricing is sticky and credit risk premia remain elevated, places pressure on net interest margins. The terms on which margins may be adjusted — particularly in long-tenor and revolving facilities — merit early attention, as does the operation of any cost-of-funds protection or yield-protection language.

Asset quality and provisioning. Lower rates ease debt-servicing burdens and, at the margin, support asset quality. They may also, however, encourage the refinancing of distressed exposures rather than their proper work-out. Lenders should resist the temptation to use rate relief as a substitute for formally documented restructuring, including renewed security perfection where there is any doubt as to continuing priority, and proper variation of facility terms where original covenants no longer reflect the bargain.

Statutory reserve and capital implications. Commercial bank treasury teams will wish to model the consequences of the cut against the Statutory Reserve Ratio (the “SRR”) and the capital adequacy framework (the “CAF”) administered under the Banking and Financial Services Act, 2017 (“BFSA, 2027”). Reductions in the policy rate are not generally accompanied by changes to reserve requirements, but the Committee has historically used the latter as a complementary instrument, and that possibility cannot be excluded over the forecast horizon.

5. Implications for borrowers: refinancing, hedging and treasury strategy

For corporate and sovereign borrowers, the May 2026 decision opens a narrow, conditional window. Three priorities arise.

Refinancing. Borrowers with variable-rate Kwacha exposures will see the benefit of the cut at the next repricing. For borrowers contemplating new facilities, the central case suggests modestly lower nominal rates in the second half of 2026 and into 2027. The cautionary language of the Committee, however, and its express identification of upside risks, argues against assuming further substantial cuts on the path.

Hedging. The decision arrives at a moment of asymmetric risk: a benign domestic inflation path coupled with elevated external risk. Borrowers with United States Dollar-denominated liabilities should review hedging arrangements in light of the Kwacha’s recent appreciation and the Committee’s express acknowledgement that the foreign-exchange path has been a principal disinflationary force. The same path could, of course, reverse.

Project and structured finance. For mandates in energy, resources and infrastructure — where borrowing is typically long-dated, mixed-currency and sensitive to fuel-price assumptions — the protraction of the Middle East conflict and its second-round effect on domestic pump prices is the principal contingency. We would encourage clients to revisit the price assumptions in their financial models, the operation of price-escalation clauses in offtake and supply agreements, and the calibration of debt-service reserve accounts to a higher-than-base-case fuel-cost scenario.

6. Documenting the unknown: material adverse change, force majeure and hardship

The Committee has named two specific forward risks. Each engages, in different ways, the standard contractual protections in syndicated and bilateral facility documentation.

The protraction of the Middle East conflict is not a sudden, unforeseeable shock; it is a continuing condition the economic consequences of which are well understood. Material adverse change provisions are unlikely, of themselves, to be triggered by further escalation absent a significant and direct deterioration in the borrower’s financial condition, business or operations. Force majeure provisions, similarly, will rarely speak to general macroeconomic disruption. For borrowers in fuel-sensitive sectors, the more productive drafting protections are price-pass-through and price-escalation mechanics in commercial contracts, and, in certain structures, hardship clauses that require the parties to renegotiate where defined economic equilibria are disturbed.

El Niño is a different drafting problem. It is, in the practitioner’s sense, a foreseeable contingency: it has occurred before, it is being forecast publicly by the Central Bank, and its broad effects are known. Force majeure clauses drafted on a closed-list basis may or may not capture it; clauses drafted on an open-textured ‘events beyond the reasonable control of the affected party’ basis are more likely to engage, but only where the event in fact prevents performance rather than merely making it more expensive. The proper response, as we see it, is rarely to rely on force majeure: it is to draft for the contingency directly, particularly in agricultural commodity contracts and in financings where rainfall-sensitive cashflows are a material credit consideration.

7. Cross-border and foreign-exchange dimensions

The Kwacha’s appreciation against the United States Dollar has been instrumental in the disinflation now reported. For lenders and borrowers with cross-currency exposures, the appreciation creates a temporary tailwind for Kwacha-denominated obligors with Dollar receivables, and a corresponding headwind for those with Dollar liabilities matched against Kwacha cashflows. The BFSA, 2017, together with the prudential directives of the Bank of Zambia, continues to require commercial banks to manage open foreign-exchange positions within prescribed limits. The regulatory perimeter on cross-border lending and exchange remittance remains unchanged.

For sponsor-led financings and intra-group lending arrangements, we draw clients’ attention to the continuing importance of evidencing exchange-control compliance properly at the inception of the transaction, and to the consequences of any failure to do so for enforceability and remittance at the back end of the deal.

8. What we are advising clients to do

In summary, we are recommending that clients consider the following over the period to the next MPC meeting:

• review the repricing mechanics of existing variable-rate facilities, and confirm that the policy-rate transmission flows through correctly and on time;
• stress-test fuel-price and inflation assumptions in long-dated financial models against a scenario of partial reversal of the tax-relief measures and a continued elevated oil price;
• audit force majeure, material adverse change and hardship provisions in core commercial contracts for fitness against the two named risks;
• where Dollar exposures are material, reassess hedging in light of the recent Kwacha appreciation and the conditionality the Committee has attached to its rate path; and
• confirm exchange-control documentation on all cross-border financings, including renewed positions on any pre-existing intra-group arrangements.

9. Concluding observations

The Central Bank’s May 2026 decision is a model of measured monetary policy: a cut that recognises the disinflationary success of the recent past, while retaining the room to respond to risks the Committee has expressly named and refused to discount. For Banking & Finance practitioners, the message is to treat the easing cycle as conditional, and to draft, advise and structure accordingly. The September meeting will be informative; but the work of preparing client books and contracts for the range of outcomes is properly undertaken now.

The May 2026 Monetary Policy Report is expected to be published on the Bank of Zambia’s website by the end of this month, and will set out the underlying macroeconomic forecasts and risk analysis in detail. We will provide a further note to clients on the Report once it is available.

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About RBGLP’s Banking & Finance practice

The Banking & Finance Department of Reagan Blankfein Gates Legal Practitioners advises lenders, borrowers, sponsors and investors on the full spectrum of banking, capital markets and finance mandates in Zambia and across the region. The Department’s work spans syndicated and bilateral lending, project and acquisition finance, financial-services regulation, debt restructuring and enforcement, and the structuring of cross-border facilities into and out of the Republic. The Department is led by Andrew Muyunda Matakala, Senior Associate and Head of Banking & Finance, supported by a cross-disciplinary team drawing on the firm’s Energy, Resources & Infrastructure; Corporate Advisory; and Dispute Resolution & Public Policy departments where the mandate requires it.

For further information on any matter discussed in this briefing, please contact your usual RBGLP relationship partner at info@rbglp.com or the Head of Banking & Finance at andrew.matakala@rbglp.com.

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This briefing is general in nature and does not constitute legal advice. Recipients are encouraged to seek tailored advice on any specific matter. © Reagan Blankfein Gates Legal Practitioners, 2026. All rights reserved.