https://www.investopedia.com/articles/07/oil-tax-break.asp https://wallstreetinvestmentsgroup.com/oil-and-gas-tax-breaks-deductions/ https://newrepublic.com/article/162842/tax-breaks-fossil-fuel-companies-inflated-profits-oil-gas-drilling https://psmag.com/news/trumps-tax-plan-provided-massive-tax-breaks-to-the-oil-industry https://www.usnews.com/opinion/economic-intelligence/2014/08/06/the-surprising-truth-about-oil-and-gas-company-corporate-tax-rates https://oilprice.com/Energy/Energy-General/Tax-Breaks-Big-Oil-Makes-Massive-Profits-whilst-the-Federal-Budget-Struggles.html I could keep going, but the least is endless for oil company tax breaks.