&gt;It&#x27;s legal because, as noted by Adam Smith: &quot;Wealth, as Mr Hobbes says, is power.&quot;<p>No.<p>It&#x27;s legal because it&#x27;s a reasonable and morally acceptable thing to do. You put money in an offshore account, then pay tax in your home country. No moral or legal problems there. There are many valid and morally acceptable reasons for doing this.<p>The problem is when people don&#x27;t pay the taxes in their home country.