Winstead shareholder Greta Cowart knew she'd have a busy summer, with employer clients calling for advice about the Patient Protection and Affordable Care Act. But, ever since the U.S. Supreme Court struck down §3 of the Defense of Marriage Act of 1996 (DOMA), she's been fielding calls about what that ruling means for employee-benefit plans.

"We are waiting for guidance. We need a whole lot more clarity to deal with this," Cowart says about the high court's June 26 ruling in United States v. Edith Windsor.