This Planet Money episode examines the legality of President Trump's attempts to freeze billions of dollars in federally appropriated funds. The podcast explores the concept of "impoundment" and its historical context, contrasting Trump's actions with those of previous presidents, particularly Richard Nixon. Legal scholars and court rulings are cited to analyze the constitutionality of Trump's actions, highlighting the Impoundment Control Act of 1974 and the differing interpretations of presidential authority. The episode concludes by detailing ongoing legal challenges and the inconsistent release of frozen funds, despite court orders. The core takeaway is the ongoing debate about the extent of presidential power regarding federal spending and the legal ramifications of circumventing established processes.