Article from Fox Business by Brittany De Lea.

Former Vice President Joe Biden, who is running for president in 2020Opens a New Window., used a taxOpens a New Window. strategy former President Barack Obama likely would not have approved of.

Biden released additional years’ worth of tax returns this week, revealing that he and his wife funneled profits from their books and speeches through S corporations, as first noted by The Wall Street Journal. The controversial tax savings strategy – which Obama had tried to close – saved the couple as much as $500,000.

The loophole is known as the Gingrich-Edwards loophole, and Obama had called for its end as part of one of his budgets. It essentially allows self-employed people to set up an S corporation in order to avoid payroll taxes – including Social Security and Medicare taxes.

It is legal, and allows people to treat income as company profits instead of a salary. According to research conducted in 2009, closing the loophole would raise $11.2 billion in revenue over the course of the decade.

Read the entire article at Fox Business.