(CNN) Lawyers for President Donald Trump are fighting back on multiple fronts Monday as Democratic-led congressional investigations into Trump continue their efforts to formally request information on the President's personal finances.

Following the House Ways and Means committee's effort to formally request Trump's tax returns -- a release of information the President has fought since the early days of the 2016 campaign -- Trump's attorney told the US Treasury they can turn down that inquiry from the committee. In a letter to the Department of Treasury's general counsel, Trump's attorney William Consovoy argues the agency is able to deny a request for his tax information

In the tax day letter, Consovoy says House Ways and Means Chairman Richard Neal is "wrong" to say that none of Trump's legal objections can be used to deny the request.

It's the second time the lawyers have written to General Counsel Brent McIntosh about the request.

"We have once again reiterated our objections to the unconstitutional demand for the President's tax returns," said Jay Sekulow, counsel to the President.

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