John Hancock Mutual Life Insurance v. Harris Trust & Savings Bank

This case presents an issue of statutory construction— whether the fiduciary standards stated in the Employee Retirement Income Security Act of 1974 (ERISA) govern an insurance company’s conduct in relation to certain annuity contracts. Fiduciary status under ERISA generally attends the management of “plan assets.” The statute, however, contains no comprehensive definition of “plan assets.” Our task in this case is to determine the bounds of a statutory exclusion from “plan asset” categorization, an exclusion Congress prescribed for “guaranteed benefit policies].”

The question before us arises…