Federal Reserve raises policy rate by 25bp (September 2026): Short‑term US rates and dollar strength push funding premium onto export‑constrained African borrowers

The Fed increased its target federal funds range by 25bp to 3. 75%–4. 00% and raised the rate paid on reserve balances, lifting short‑term US rates and signalling a higher-for-longer stance. Market commentary tied the decision to an upward shift in short‑end US yields and a firming dollar that tightens global dollar liquidity. The transmission to African sovereign and corporate credit is standard: higher US short rates raise global discount rates and strengthen the dollar, increasing external funding costs and the refinancing premium for dollar‑denominated sovereigns.

Long‑dated eurobond issues — where duration and convexity amplify moves — are most exposed, so Ghana’s and Zambia’s long bond lines, and long bullet maturities across frontier issuers, will see spread pressure if dollar liquidity tightens. Importers and low‑reserve countries face additional stress through currency pass‑through; a firmer dollar raises local currency cost of external amortisation and imported food and fuel, while tighter global funding can shorten commercial banks’ access to dollar lines. Relative to regional peers, oil exporters (Angola) and large FX earners (Egypt, South Africa) absorb part of the shock through commodity receipts and deeper markets; smaller reserve buffers or heavier near‑term external amortisation (as in some West African sovereigns or Zambia) are likely to show wider spread moves and steeper local‑curve repricings. Credit‑sensitive belly and long ends should underperform on repricing of external refinancing risk. Watch the dollar index and US short‑end forward guidance: sustained dollar strength or signals of further Fed hikes would intensify pressure on dollar funding and force wider spreads on externally exposed African maturities.