New Delhi, Oct. 15 -- The country's premier automobile lobby may seek more time to respond to the government's latest proposal to implement strict fuel efficiency norms as carmakers weigh their feedback amid differences within the industry, according to a person directly in the know.

The Bureau of Energy Efficiency (BEE) had asked all stakeholders to respond within 21 days after it released the final draft of the third corporate average fuel efficiency (CAFE 3) norms on 25 September, which are to be implemented from 1 April 2027.

"It is a very complex subject, so it will take more time for the industry to respond," the person quoted above said. The carmakers were expected to give their recommendations by 16 October.

Carmakers have not ...