Npower's three years of zero corporation tax

The boss of energy giant Npower has admitted that the company hasn’t paid UK corporation tax for three years after coming under fire over rising electricity and gas bills from outraged MPs.

Paul Massara, the firm’s chief executive, claimed it was because of a “simple accounting UK rule,” but the news will spark fresh anger at energy firms, which have been accused of forcing millions of ordinary people into fuel poverty while making huge profits while.