New Delhi, Feb. 14 -- Billionaire Elon Musk and his Department of Government Efficiency, or DOGE, have been hit with several privacy lawsuits over their access to government computer systems.

A group of state attorneys general on Thursday moved courts to halt Musk's efforts to cut federal spending as head of President Donald Trump's new government efficiency agency.

Attorneys general of New Mexico and 13 other states filed a lawsuit in Washington, DC, federal court, alleging that Trump has given Musk "unchecked legal authority" without authorisation from the US Congress.

It also said Musk was illegally appointed and sought an order barring him from taking any further government action.

"Oblivious to the threat this poses to the nation...