Perry Warjiyo’s abrupt resignation as governor of Bank Indonesia on 27 July 2026 has unsettled Indonesian markets. Destry Damayanti has been appointed acting governor while Indonesian President Prabowo Subianto considers a permanent successor. The immediate question is who will replace Warjiyo. The more important one is whether the new governor will be given the mandate and political space needed to succeed.
While the official explanation for Perry Warjiyo’s resignation is personal reasons, markets immediately understood the institutional stakes. The Indonesian rupiah and share prices weakened after the announcement, while S&P Global Ratings warned that the change could add to the uncertainty about the direction of Indonesia’s monetary policy. In early 2026, Moody’s Ratings and Fitch Ratings had already revised their outlook on Indonesia to negative amid concerns about policy predictability and credibility. The eventual appointment of a new governor of Bank Indonesia will serve as a signal of how Prabowo is governing the economy.
The job is a poisoned chalice. The rupiah remains at near historic lows. Financial markets are weak. Foreign exchange reserves have been drawn down, fiscal risks are rising and global conditions are unstable. The next governor of Bank Indonesia may have to impose some pain before the economy returns to a sustainable trajectory.
The job description calls for a rare combination — an accomplished central banker and a political superstar.
Warjiyo’s successor must first buy time. A calmer global environment might provide a window for adjustment. Another external shock could close it. But time will be valuable only if the government uses it to rebuild the macroeconomic framework, rather than preserve an increasingly costly status quo.
The next governor must understand that Indonesian markets have become shallow and dependent on official support. Monetary policy intervention can bridge a temporary liquidity shortage, but it cannot compensate for declining investor confidence or an inconsistent policy framework. Such interventions can buy time, but time will only be valuable if the government uses it to rebuild its own policy credibility.
Political skill will be just as important. The new governor must persuade the president, parliament and other economic policymakers that Bank Indonesia should be allowed the room to make difficult decisions. The governor must also explain those decisions to a cynical public.
No candidate, however talented, can create that space alone. The decisive question is what space the president is prepared to provide.
Central bank independence does not mean freedom from accountability. It means assigning institutional responsibilities clearly and protecting technical decisions from short-term political demands. Amendments to the omnibus financial sector law made in June 2026 moved in the opposite direction. Law 4/2026 broadened Bank Indonesia’s responsibility for economic growth, increased parliamentary evaluation of its performance and introduced a new mechanism for removing members of its board. This makes an already blurred assignment harder. Is the governor accountable for stabilising the rupiah against the US dollar, whatever the cost to interest rates, credit and economic activity? Is Bank Indonesia also expected to finance government priorities, supply market liquidity and promote growth? No central bank can stabilise every variable simultaneously.
The incoming Bank Indonesia governor should seek agreement on a simpler monetary anchor. The policy interest rate should be the principal instrument for managing inflation and domestic economic conditions. The exchange rate should help absorb external shocks. Stability should be the product of credible policy, not the defence of a particular number.
These efforts cannot be delivered by Bank Indonesia alone. Monetary policy is being asked to carry pressures created elsewhere. Government finances now extend well beyond the national budget to state-owned enterprises, the new sovereign wealth fund Danantara, guarantees and other public entities. Placing all these fiscal activities in a credible medium-term fiscal framework would reduce uncertainty and give monetary policy room to work.
Financial markets also need rebuilding. Indonesia’s foreign exchange, interbank and short-term funding markets are the plumbing of the economy. They determine prices, distribute liquidity and transmit monetary policy. When the central bank becomes the market’s principal supplier, market participation withers and every adjustment becomes more difficult. Regulation should support confidence and competition. Market participants should again provide liquidity, determine prices and allocate capital. That requires policy consistency across Bank Indonesia, the Ministry of Finance and the rest of the government.
Warjiyo’s departure also has significance beyond monetary policy. It follows the removal of Sri Mulyani Indrawati as Minister of Finance in September 2025, the creation and rapid expansion of Danantara and wider changes to Indonesia’s economic governance. Each development can be explained separately. Together they suggest an attrition of the institutional guardrails that have supported Indonesian economic policy.
Governors come and go. The danger is that changing personnel in this manner can weaken institutions and force difficult trade-offs into the open.
Indonesia needs a technically strong and politically adept Bank Indonesia governor. But their success will ultimately depend on whether Prabowo supplies the missing parts — a coherent economic strategy, fiscal credibility and respect for Bank Indonesia’s operating independence. Without them, even the best appointment will inherit an impossible job.
David Nellor is Senior Fellow at the Lowy Institute.
Adhi Saputro is Research Director at the Prasasti Center for Policy Studies.