Amid Amid persistent energy security challenges, Indonesia continues to reinforce the foundations of national energy independence through the optimal utilization of domestic resources. A key strategic initiative in this regard is the accelerated implementation of the B50 biodiesel program a blend comprising 50 percent palm oil–based biodiesel and 50 percent conventional diesel. This policy reduces reliance on imported fuels and reflects the government’s commitment to a more resilient and sustainable energy system.
The Government of Indonesia has mandated the nationwide implementation of B50 beginning July 1, 2026. In preparation, comprehensive road tests have been conducted across various vehicle categories, including heavy-duty trucks and buses manufactured by Mercedes-Benz and UD Trucks.
According to Eniya Listiani Dewi, Director General of New, Renewable Energy and Energy Conservation (EBTKE) at the Ministry of Energy and Mineral Resources, the results have met established performance targets. The findings indicate that tested vehicles can operate effectively on B50 fuel, with no significant technical issues. The fuel has also demonstrated reliability, safety, and compatibility with existing engine technologies.
The government continues refining distribution infrastructure and securing raw material supply to ensure readiness. The policy will be implemented simultaneously across all sectors to avoid logistical complications. The B50 testing program began with laboratory evaluations in early 2025, followed by simultaneous field testing across six sectors automotive, mining, agriculture, maritime transportation, railways, and power generation starting December 9, 2025. These trials were conducted systematically under varied conditions to ensure compliance with technical standards and safety.
After road testing, vehicles undergo detailed inspections to assess engine performance and the impact of B50 usage. As of April 2026, results confirm that B50 is safe for diesel engines, with no significant degradation observed. Heavy vehicles have reached 40,000 km testing milestones, while lighter vehicles are nearing 50,000 km, with engines and fuel systems remaining within manufacturer standards.
The testing program includes nine automotive units and also involves European manufacturers, reflecting broader participation compared to earlier programs. Trials extend to agricultural machinery, maritime vessels, mining operations, and railway systems, including interprovincial routes such as Yogyakarta to Jakarta.
The government projects that B50 implementation will generate significant economic and environmental benefits, including foreign exchange savings of up to IDR 157.28 trillion, the creation of over 2.2 million jobs, and a reduction of greenhouse gas emissions by approximately 46.72 million tons of CO₂ by 2026. Biodiesel distribution has reached 3.90 million kiloliters, or 24.9 percent of the annual allocation.
Technically, B50 specifications have been enhanced to maintain engine performance, including stricter limits on water content and monoglycerides, as well as improved oxidation stability to ensure fuel quality during storage and distribution. With automotive trials expected to conclude by June 2026 and other sectors progressing in phases, the B50 program is positioned to strengthen Indonesia’s energy independence and sustainability.
April 23, 2026, CNBC Indonesia(https://www.cnbcindonesia.com/news/20260423114849-4-729175/biodiesel-b50-sudah-uji-jalan-ke-truk-bus-mercy-ini-hasilnya)