CHENNAI: After missing out on Faster Adoption of Manufacturing of Electric Vehicles (FAME) I and II scheme and Grand Challenge-1, a huge global tender worth Rs 5,500 crore to procure 5,585 electric buses, Tamil Nadu now has a chance to avail of Union government subsidies under Grand Challenge-2 as it may send a proposal for procuring electric buses under fresh Expression of Interest (EoI) called by the Centre.