will my energy be disconnected by british gas when I change to bulb

will my energy be disconnected by british gas when I change to bulb on 19th July?

will my energy be disconnected by british gas when I change to bulb on 19th July?

No.

@daviddorrington10 as @Allanr rightly commented peoples energy supply being cut off is not really a thing in the UK. A property that is being lived in will always have an active supply.