And when they get them, then what? Is he in trouble with the IRS? I don't recall if that is the case. Can we look at half of Congress' taxes too?
If they don't like tax loopholes, then by all means, go ahead and change the laws. Until then, if he is getting away with murder by following tax codes and loopholes to save money, then they should just STFU already. The search for a crime by POTUS will not stop until he is brings them all down for their own crimes.