Mainly due to the standard 20% VAT rate applied to public electricity (compared to 5% for home charging) which could be rectified overnight if there was political will.

Breakdown of UK Public/Private and EV/ICE Per Mile Costs:

* Home (Off-Peak EV Tariff): ~3p per mile

* Home (Standard Standard Variable Tariff): ~8p per mile

* Standard Public EV: ~15p per mile

* Petrol Car: ~17p per mile

* Diesel Car: ~17.5p per mile

* 50kW+ DC Public EV: ~22p to 23p per mile