Our Government here will always question people who become rich instantly, sometimes they will relate all the wealth to drugs and smuggling so they can send us to jail for a questionable wealth and not paying taxes. they will do background checking, even if they dont find any illegal activities we did they still think that we do illegal. What if I become rich because of BTC do you think they will believe if I say that its bitcoin that making me rich? How will I explained to them?
The fact is that BTC is a new market and many people are skeptical. If one day you become rich because of BTC and they suspect you are illegal, you do not need to worry too much. Because BTC market has become strong and recognized by many world powers. The authorities in your area should carefully study the law before making a decision.