Earlier quoted context omitted.
^^^ this. In fact in the US the IRS will flag abnormally high salaries for small businesses (millions per individual) if no or very few dividends are paid out because income tax is less favorable to the government in the total amount the IRS receives when looking at multi million dollar salaries. Beyond the first $110kish FICA stops making a dent as social security caps out. I'm sure there are possible loopholes for…
People often forget about S-Corps. As the owner you W-2 yourself, then what is "left over" is a dividend. Since an S-Corp is a pass-through entity, you don't pay corporate taxes, and aren't getring the C-Corp double tax on your dividends. On the dividend, you don't end up paying toward FICA. Effectively saving you up to 15.3%. IRS rules stipulate you have to be paid a "reasonable" compensation, which most accountants…
So while it might work for some - it is not a major "loophole" for top 0.1% (not even for top 1% i think)