Tell us: are you participating in the National Grid’s scheme?

The electricity system operator hopes to reduce strain on the grid by reducing consumption Photograph: Christopher Furlong/Getty Images

Households and businesses in Great Britain were paid to cut back on their electricity use between 5pm and 6pm on Monday in the first test of a National Grid scheme.

More than 1m households and businesses have signed up to the Demand Flexibility Service, the National Grid’s bid to cut energy consumption.