Constitution only requires federal legislators to be residents of the STATE from which they are elected.
I still say throw her in jail.
Some state and local lawmakers have been prosecuted for not living in the districts they ran to represent — a requirement under California law. When it comes to Congress, federal law only requires members live in the same state as the district.
http://www.latimes.com/politics/la-pol-ca-congress-living-outside-district-20151222-html-htmlstory.html
In 2010, the House Ethics Committee investigated Waters for steering $12 million in bailout funds to a bank where her husband sat on the board and held stock.
http://sandrarose.com/2017/05/maxine-waters-siege-congresswoman-lives-4-8m-mansion-paid-daughter-750000-mail-campaign-flyers/