If you receive Social Security or other pension

If you receive Social Security or other pension income, it does not qualify for the Foreign Earned Income Exemption (FEIE).  They are considered passive income. 

If you have ACTIVE income from a job or business, then you can take advantage of the FEIE.  There are rules of course.  It is best to consult with an international tax attorney or CAP who specializes in international taxes for more details. 
 
Even if you can't reduce your income taxes, you will be probably be able to reduce your cost of living my moving offshore. 
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