Judge Susan Illston in San Francisco said President Donald Trump and his administration failed to get approval from Congress to initiate the cuts, which is required by the constitution.

WASHINGTON (Reuters) - President Donald Trump's administration must temporarily halt its sweeping government overhaul because Congress did not authorize it to carry out large-scale staffing cuts and the restructuring of agencies,

The courts are poised to tackle broad separation-of-powers arguments against the Trump administration’s historic cuts to the federal workforce, after a federal judge said the president likely violated the US Constitution.