Politico reported this information from the Wall Street Journal this a.m.:

SIDEBAR — WSJ: ” Mr. Trump has told people he wants his signature to appear on the direct payment checks that will go out to many Americans in the coming weeks, according to an administration official. The White House didn’t comment. Normally, a civil servant—the disbursing officer for the payment center—would sign federal checks, said Don Hammond, a former senior Treasury Department official.”