Taxpayers would likely foot the bill to retrofit President Trump's new jet, which could be more than twice the plane's $400 million value.

President Donald Trump said a luxury jet being offered by the government of Qatar would be used as a temporary Air Force One, indicating an intention to accept a gift that has sparked ethical and security concerns in Washington.

Converting a luxury jet gifted by Qatar to President Donald Trump into a replacement for Air Force One could potentially cost hundreds of millions of dollars and it could take up two years to install the necessary security equipment,