Millions of households faced with winter energy price hikes can use a little-known loophole to maintain existing costs, as long as they then switch supplier.
British Gas owner Centrica today revealed profits are set to be higher than expected, just days after the firm announced an energy price hike for eight million households.
Many energy experts are warning further utility price hikes are imminent after the first of the big six energy providers revealed it was increasing the cost of gas by over 9%.
Energy tariffs that pay you for generating electricity will stay in place until 2013 unless there's unexpectedly high take-up, George Osborne announced in yesterday's spending review.