WASHINGTON --- The Internal Revenue Service said Monday it is ending its decades-old policy of making unannounced home and business visits, in an effort to help keep its workers safe and to combat scammers who pose as IRS agents. Effective immediately, revenue agents will no longer make unplanned visits to taxpayers' homes and businesses "except in a few unique circumstances," the Treasury Department said in a statement. The agency will instead mail letters to people to schedule meetings. "Today's announcement is the right thing to do, at the right time," new IRS Commissioner Daniel Werfel told reporters on a call Monday. The change ends "an era at the IRS," he said, reversi...Keep on reading: IRS is ending unannounced visits to taxpayers