(August 9, 2016, 9:38 AM EDT) -- DALLAS — The U.S. Chamber of Commerce and other groups opposed to the U.S. Department of Labor’s (DOL) new “fiduciary rule” on July 18 filed motions for summary judgment in Texas federal court, contending that the DOL has exceeded its authority and violates the Employee Retirement Income Security Act, the Internal Revenue Service Code and the Administrative Procedure Act (APA) (Chamber of Commerce of the United States of America, et al. v. Thomas E. Perez, Secretary of Labor, et al., No. 3:16-cv-1476, N.D. Texas)....