"We couldn't be more pleased with the unprecedented response," Mnuchin added.
Appearing with Mnuchin at the White House on Wednesday, President Trump praised the package.
"We're going to take care of the American worker, we're going to take care of the companies that fuel this country," Mr. Trump told reporters.
The full text of the 880 page bill is available here.
The highlights of the package include:
+ Direct payments to Americans of $1200 per person, totaling $300 billion. The payments would go to any adult with a valid Social Security number.
+ Families would also get an addition $500 per child.
+ The size of the checks would begin to phase out at $75,000 per year of income.
+ "Supercharged" unemployment benefits, providing extra money for four months of joblessness.
+ $150 billion in medical help for hospitals.
+ $150 billion for state and local governments to deal with falling tax revenues.
+ $350 billion in help for small businesses.
House approval is still needed to send the plan to President Trump for his signature.
That vote is expected on Thursday or Friday.