In most cases everyone must pay taxes on dividends. Dividends are considered income. Check out this story for answers to 4 key questions on taxes on dividends.
John D. Rockefeller understood the power of dividends. He has been quoted as saying, “Do you know the only thing that gives me pleasure? It’s to see my dividends coming in.”
In general no. You pay taxes today whether you reinvest the dividends or cash them out. However, if you earn less than $40,000 a year single, $80,000 for couples, you don't have to pay taxes on dividends.