UPDATE 1-U.S. introduces menu-labeling standards for chain restaurants
November 24, 2014 at 20:52 PM EST
Nov 24 (Reuters) - The U.S. government will publish sweeping new rules on Tuesday requiring chain restaurants to disclose calorie counts on menus, setting a national standard that pre-empts the patchwork of state laws and applies to restaurant chains with 20 or more outlets.