However , since 2006 Mexico taxes based on citizenship in limited situations ( see above ) .
A new income tax law , passed in 1980 and effective 1981 , determined only residence as the basis for taxation of worldwide income .
Since 2006 Mexico taxes based on citizenship in limited situations ( see above ) .
A new income tax law , passed in 1980 and effective 1981 , determined only residence as the basis for taxation of worldwide income .