Trump said there is "no particular rush" to vote on health care or tax reform.
The White House hopes the language can get sent Friday or Saturday, the official said.
The news comes after embattled GOP Rep. Devin Nunes recused himself from the investigation earlier this month.
The president argued that "no matter what I accomplish during this ridiculous standard of the first 100 days," the media "will kill!"
Congress may have to choose next week between keeping the government open and voting to repeal Obamacare — but Trump thinks it can do both.
The Trump economic advisor said, "The right baseline to judge us against is: Do we grow the economy?"
President Donald Trump holds a joint press conference with Italian Prime Minister Paolo Gentiloni on Thursday afternoon.
Cohn recently said he did not know if tax reform could pass before the August goal the administration previously set.
Mnuchin recently backed off his statement that he wanted to see "very significant" tax reform passed by August.
Mnuchin says he hopes passing a tax overhaul will not "take till the end of the year."