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Report published September 23, 2026

Bank Indonesia Holds, but the Hiking Cycle May Not Be Over: ING Economic Analysis

ING · September 23, 2026

Bank Indonesia held its benchmark policy rate unchanged at 5.75%, relying on targeted foreign exchange and liquidity measures to support the rupiah. However, persistent external imbalances, depleted reserve buffers, and upside inflation risks lead ING to forecast one more 25bp hike before the end of 2026.

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Finvaulta summarizes ING's analysis. Attribute opinions, forecasts, time-sensitive values, and chronology to the issuer and report date; do not treat this page as an independent verification or a current market-data source.

Key Takeaways

  • 1.Bank Indonesia kept its benchmark policy rate on hold at 5.75%, opting for targeted market measures like lower hedging swap premia to support the rupiah rather than raising borrowing costs.
  • 2.Foreign investor sentiment toward Indonesian bonds has cautiously improved with four consecutive months of net inflows, supported by fiscal discipline and budget continuity.
  • 3.External account vulnerabilities, lower FX reserves, and inflation risks from fuel prices and El Niño mean the tightening cycle is likely not over, with one 25bp hike expected before year-end.

Table of Contents

  • Bank Indonesia holds rates, announces measures to support rupiah
  • Foreign investors are returning, cautiously
  • Rupiah and inflation risks keep tightening on the table

Report data

Bank Indonesia has opted to keep policy rates unchanged at 5.75%

MetricEstimateContext
Bank Indonesia Policy Rate5.75%Bank Indonesia kept its policy rate on hold at 5.75%
Indonesian Fiscal Deficit2.85 % of GDPFiscal deficit projected to narrow modestly to 2.85% of GDP in 2026 from 2.92% in 2025
Indonesian Fiscal Deficit2.92 % of GDPPrior year baseline fiscal deficit against which 2026 narrows
Foreign Investor Net Purchases of Domestic Bonds4 monthsForeign investors have recorded net purchases in the bond market for four consecutive months
Forecast Bank Indonesia Rate Hike25 bpING expectation of an additional rate hike before year-end
Source: Bank Indonesia; ING. This is a dated model snapshot, not a live forecast.

Reports in this series

Snap is shown in chronological order through this edition, published on September 23, 2026.

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