Originally Posted by
yyzvoyageur
I'm curious: Are there any ramifications for American citizens returning from Cuba? What about US green card holders coming back from Cuba?
Neither US Citizens nor LPRs are permitted to travel to Cuba without state department authorization. If such a person went to Cuba via Canada, Mexico or the Bahamas, they can request that Cuban authorities not stamp their passport.
The ramifications would be a fine - and perhaps worse for the LPR.