Italy applies 50% windfall tax on energy companies' extra income

ROME, Nov 28 (Reuters) - Italy plans to apply a 50% one-off windfall tax next year on surplus income of energy companies that have benefited from the surge in oil and gas prices, a draft of the government's 2023 budget seen by Reuters showed on Monday.The levy has a rate equal to 50% of the part of 2022 corporate income which is at least 10% higher than the average income reported between 2018 and 2021. It has a…