The U.S. Supreme Court this week dealt a heavy blow to the mortgage industry, holding that the Department of Labor’s most recent regulatory interpretation is valid, meaning mortgage loan officers are eligible for overtime pay. The DOL went back and forth, through formal rulemaking and regulator interpretations, on whether loan officers should be exempt. At one point, it said lenders did not have to pay LOs overtime because they fit in the so-called administrative exemption. But in its most recent position, a 2010 opinion letter, the agency said loan officers are not exempt from the protections of the Fair Labor Standards Act, including overtime pay. The Mortgage Bankers Association challenged...