You must notify your local DNOif you make any significant change to your connection, such as installing one of the following energy devices: 1. solar photovoltaic (PV) 2. heat pump 3. electric vehicle (EV) charge point 4. battery storage .
In England and Wales, if you are an installation contractor carrying out any work to which building regulations apply, you have a responsibility to ensure that the work complies. The energy device owner may also have a.
[pdf] 