Just to let you know about the grants available for EV car charging.
The grant is called OZEV, it is a grant for £350 per charger (which can be as little as £800 or so). The link below goes to .gov website for details, but it is really straightforward to apply for and get, they send you a code to give the people;le who fit the charger and they give you £350 off the price:
https://www.gov.uk/guidance/electric-vehicle-chargepoint-and-infrastucture-grant-guidance-for-installers