All six of the largest energy suppliers have attained the highest standard possible in the Energy UK Safety Net Audit for 2018 – marking the second year running the companies have achieved the "gold" award.
Tougher entry tests for energy suppliers entering the market will be rolled out from June to drive up standards for customers and reduce the risk of supplier failure.
First Utility has been chosen as the supplier of last resort to rescue the customers of failed energy retailer Usio Energy, which ceased trading on Monday (15 October).
Usio Energy has become the latest energy supplier to cease trading following the recent demise of Iresa, Gen4U and non-domestic provider National Gas and Power.
Octopus Energy has been chosen as the supplier of last resort to rescue the customers of failed energy retailer Iresa, which ceased trading on Friday (27 July).