Financial regulators in the U.S. and Europe are looking into ways to take advantage of Extensible Business Reporting Language in applications that go far beyond the reporting of rporate financial statements. Soon XBRL data tagging may start showing up in proxy statements and documents relating to mortgage-backed securities, participants in a recent international nference on XBRL in Paris were told. To follow XBRL developments in the U.S., visit www.xbrl.us.