Southeast Asian governments are scrambling to shield their economies from a potential Middle East oil shock, implementing drastic energy-saving measures like four-day workweeks and mandatory car pooling. Indonesia, the region's largest economy, faces the most acute fiscal pressure due to its heavy reliance on fuel subsidies and President Prabowo Subianto's costly welfare policies. The country's fiscal deficit hit 2.9% last year, nearing a self-imposed 3% cap, and analysts warn it will breach that limit if it maintains current subsidies amid rising oil prices. Rp210tn ($12.4bn) was budgeted for fuel subsidies this year, assuming oil prices averaging $70 per barrel – a far cry from current levels around $90. Finance Minister Purbaya Yudhi Sadewa acknowledged the need for adjustments but insisted any changes won't disrupt growth. Thailand and Vietnam are also taking action, with Thailand directing government staff to work from home and Vietnam urging remote work and carpooling.

The Philippines has ordered government offices to limit essential travel. These measures highlight deep concerns about economic growth and fiscal sustainability in a region of over 700 million people heavily dependent on Middle East oil and gas imports. Sustained high prices could widen budget deficits significantly and add to inflation, potentially delaying interest rate cuts by central banks.

The immediate threat isn't just price spikes, but securing physical supply. Indonesia holds only about 25 days of oil stocks, Thailand 95 days, while the Philippines and Vietnam face similar vulnerabilities. Panic buying has already begun.

The region's economic outlook is also clouded by existing weaknesses: Indonesia's commodity reliance, a shrinking middle class, and declining purchasing power; Thailand's high household debt and aging population; and Malaysia's subsidy burden. While the region shows more structural resilience than during the 1997 crisis, the combination of supply fears, fiscal strain, and slowing growth creates significant headwinds.