Decarbonizing Indian Mobility: Analyzing the CAFE-III Regulatory Framework

The Ministry of Power has officially notified the third phase of the Corporate Average Fuel Economy (CAFE-III) norms, marking a significant shift in India’s automotive regulatory landscape. Scheduled to be effective from April 1, 2027, through March 31, 2032, this policy framework mandates a 16.7% improvement in fleet-wide fuel efficiency for automobile manufacturers. By setting these stringent targets, the government aims to accelerate the reduction of carbon dioxide emissions across the transport sector, aligning with India’s broader climate commitments and the 'Panchamrit' goals announced at COP26. A defining feature of the CAFE-III notification is its technology-neutral approach. Unlike policies that mandate specific powertrain technologies, such as pure electric vehicles (EVs), CAFE-III focuses on the outcome—fuel efficiency and emission reduction. This allows manufacturers the flexibility to innovate across various platforms, including advanced internal combustion engines (ICE), hybrids, hydrogen fuel cells, and battery electric vehicles. By incentivizing manufacturers to optimize their entire fleet's performance rather than focusing on individual models, the policy encourages a holistic transition toward sustainable mobility.