New Executive Workgroup for the White House as an Iconic Treasure Expressing Honor, Obligation, Unity, Strength, and Excellence of our Nation Act or the New White House Act This bill establishes the Commission for the Construction of a Modern Executive Mansion and Office Complex for the President. The commission must develop a plan (1) to replace the existing White House with a new residence and work space for the President in the District of Columbia that meets modern security standards, (2) to preserve historic items from the existing White House, and (3) for the temporary relocation of the President and the President's staff while the new site is under construction. Commission members include specified subject matter experts, agency representatives, and former government officials, including all living former Presidents or their designees.