Ross has reportedly “lied” about the "more than $2 billion" for more than a decade in order to be placed on the Forbes 400 and help “bolster his standing in a way that translated into business opportunities.”

Ross has kept investments in a shipping firm with significant business ties to Russian President Vladimir Putin's inner circle, U.S. media reported on Sunday.

Over 13 million documents, dubbed the “Paradise Papers,” were leaked to the International Consortium of Journalists.