Democratic presidential candidate Hillary Clinton onWednesday urged Congress to take action against companies thatavoid taxes by shifting their debt to American soil while movingprofit overseas, a technique known as earnings stripping, and saidthat if they don't, the Treasury Department should crack down withnew rules.

Clinton's call for action on earnings stripping is part of herbroader plan, unveiled Wednesday in Iowa, to stop corporateinversions—the practice of moving a company's tax address bymerging with a foreign company—and other corporatestrategies for shifting profits overseas to avoid U.S.corporate income taxes.

She is also urging lawmakers to pass an “exit tax” aimed atpenalizing U.S. companies that move their tax addresses offshore.Clinton has also called for Congress to raise the threshold ofshares that a U.S. company must sell to foreign shareholders inorder to shift its tax address overseas from 20 percent to 50percent.