India, June 5 -- Tesla CEO Elon Musk on Wednesday ramped up his criticism of US President Donald Trump's signature spending bill, urging people to contact their lawmakers to " kill" the legislation.

Elon Musk, who has been the biggest Donald Trump backer, has fallen out with the Republican over the congressional spending bill, called the 'Big Beautiful Bill Act', saying that it would add to the already ballooning national debt.

"Call your Senator, Call your Congressman. "Bankrupting America is NOT ok!" Musk wrote in a post on X.

In another post, Musk called the legislation 'the Debt Slavery Bill'.

"This spending bill contains the largest increase in the debt ceiling in US history! It is the Debt Slavery Bill," he wrote.

The fresh cal...