"The successor to the 1866 statute provides that '(o)nly the portrait of a deceased individual may appear on United States currency,' and federal law contains no authorization for a $250 bill..." www.americanheritage.com/whose-face-s...

Whose Face Should Be “Immortalized Upon the Public Money”?Congress forbade living persons from appearing on paper currency in 1866, after an unpopular Treasury Department official put himself on the five-cent note.www.americanheritage.com