The Indian government reduced the special additional excise duty on petrol and diesel during late March 2026 to counter rising fuel costs [1, 2].

This move comes as global crude oil prices surge due to geopolitical instability. The volatility threatens to increase inflation across the Indian economy, particularly in transportation and logistics sectors.

Price fluctuations were evident across major metropolitan areas, including Delhi, Mumbai, Chennai, and Kolkata [2, 3]. On March 20, 2026, the price of premium petrol increased by Rs 2 [3]. During the same period, industrial diesel saw a more significant jump, rising by Rs 22 [3].

These price hikes are primarily driven by escalating tensions in West Asia and the ongoing conflict between the U.S. and Iran [1, 2]. The instability in these oil-producing regions has created a ripple effect, forcing state-owned fuel retailers to adjust rates to reflect the higher cost of crude imports [2].

Despite these specific increases in premium and industrial fuels, some reports indicated that general petrol and diesel prices remained steady across major cities by March 24, 2026 [2]. The government's decision to slash the excise duty is intended to provide a buffer for consumers and businesses against the volatile global market [1].

By lowering the tax burden, the administration aims to stabilize retail prices and prevent the full impact of the Gulf crisis from hitting the domestic market. This strategy attempts to balance the need for government revenue with the necessity of maintaining affordable energy for the public [1, 2].

“The government reduced the special additional excise duty on petrol and diesel.”

The Indian government is using fiscal policy to insulate the domestic economy from external geopolitical shocks. By reducing excise duties, the state is absorbing part of the cost increase caused by the U.S.-Iran conflict to prevent a spike in inflation that could dampen consumer spending and increase the cost of goods nationwide.