Elizabeth Warren presses oil companies on tax break lobbying for Senate bill

Democratic senator leads calls for answers over provision that could cut fossil fuel firms' income tax to zero

Democratic lawmakers led by the Massachusetts senator Elizabeth Warren are pressing two energy companies about their efforts to win a $1.1bn tax loophole" in Donald Trump's so-called big, beautiful bill".

The proposed exemption, which Senate Republicans inserted into their version of the reconciliation mega-bill this month, would exempt fossil fuel companies from paying a tax codified by Biden in 2022.