The giveaway is raising questions and alarms among some election experts who say it is a violation of the law to link a cash handout to signing a petition that also requires a person to be registered to vote.

Billionaire Elon Musk said he plans to award $1 million a day to a randomly chosen voter who has signed his petition pledging to uphold the rights to free speech and to bear arms, stepping up efforts by his America PAC to boost Donald Trump’s presidential prospects.

Billionaire Donald Trump supporter Elon Musk is putting up $1 million every day up to the US presidential elections on November 5 as a bonus to the signatories of a petition encouraging people to vote in key swing states.