Last December, Congressman George Holding (R-North Carolina), introduced a bill that would change the way the United States taxes ex-patriots. This new bill could potentially eliminate citizenship-based taxation for Americans residing outside the U.S.
This bill is a work in progress. It is making it’s way through congress and still must pass through senate. After which, it may finally see a presidential signature.
For more on this follow this link to the article from Advisor.ca