Democrats call Russell Vought the president's "most dangerous nominee", but Republicans say he will "stop the waste of US taxpayers' dollars".

The Republican-led U.S. Senate confirmed President Donald Trump's nominee Russell Vought as budget director on Thursday, placing the reins of government funding in the hands of hardline conservative who has advocated for reducing Congress's power over taxpayer dollars.

The Senate voted Thursday to confirm Russ Vought to lead the Office of Management and Budget after Democrats held the floor overnight to oppose his confirmation.

The Senate is expected to vote on the nomination of Russell Vought to lead the Office of Management and Budget after Democrats are likely to hold the floor for 30 hours.