The prime minister is understood to be considering a number of proposals, including increasing the levy, extending the deadline and extending its powers to include producers of renewable energy such as wind farms. Mr Sunak had a meeting with Jeremy Hunt, the chancellor, yesterday, in which they agreed that despite the improvement in markets there was still a “huge fiscal black hole to fill” and billions in margin were needed. Although the pair are understood to be preparing spending cuts, government insiders have raised warnings that the NHS backlog could continue to rise after 2024 without extra investment. Full story: How energy companies could be in Sunak’s sights