Singapore to mandate green fuel fee for departing flights

The Civil Aviation Authority of Singapore will implement a passenger levy to fund a mandatory transition toward sustainable aviation fuel for all flights departing the city-state starting in two years. Singapore is positioning itself as a regional architect for decarbonization by moving beyond voluntary offsets to a structured fiscal mechanism. By integrating the cost of sustainable aviation fuel (SAF) directly into the ticket pricing through a tiered levy, the government aims to provide long-term demand certainty for fuel producers. This strategy addresses the significant price gap between traditional kerosene and bio-based alternatives, which currently trade at multiples of conventional fuel prices. The initiative reflects a broader shift in Southeast Asian aviation policy, where hub competitiveness is increasingly tied to environmental credentials. While the levy adds a cost burden to travelers, it establishes a centralized procurement model that could stabilize supply chains across the region. Success depends on the ability of the Civil Aviation Authority of Singapore to manage price volatility and ensure that the resulting SAF blend targets do not disadvantage Changi Airport against regional competitors who have not yet adopted similar mandates. Signals: Publication of the specific levy price tiers for economy and premium cabins scheduled for late 2025.