By Guy Taylor The government must extend its £7,500 grant to taxi drivers to help continue the transition to electric vehicles, the chief executive of the sector’s trade body has said. Steve McNamara, general secretary of the Licensed Taxi Drivers’ Association (LTDA) told the PA News Agency it was “essential” the scheme continues to avoid the cost of acquiring new environmentally friendly taxis. It comes ahead of a looming deadline for the government’s Plug-in Taxi Grant (PiTG), which is set to expire on April 5. The grant, which has been a significant factor in helping London’s taxi fleet red…