British Gas owner says windfall tax will dent investor confidence

Centrica boss also defends Amber Rudd's appointment to its board as a non-executive

The British Gas owner, Centrica, has warned that Rishi Sunak's windfall tax will damage investor confidence" as Britain attempts to build up green energy supplies.

The Centrica chairman, Scott Wheway, and its chief executive, Chris O'Shea, hit out at the chancellor's 25% levy on oil and gas operators' excess profits, which will be used to pay for measures to reduce soaring energy bills.