President-elect Donald Trump tapped Elon Musk and Vivek Ramaswamy to lead the Department of Government Efficiency, or DOGE, in November.Brandon Bell via Getty ImagesThree lawsuits are challenging Elon Musk's Department of Government Efficiency on transparency grounds.The suits claim DOGE violates the 1972 law requiring public meetings and balanced perspectives.One suit also claims tech executives dominate DOGE's membership, violating balance requirements.Three lawsuits from progressive organizations filed in federal court today, just minutes after President Trump was sworn into office, allege that Elon Musk-led Department of Government Efficiency violates the transparency requirements of a 1972 law.All three lawsuits argue that DOGE should be considered a federal advisory committee.