No, an increase in marketplace premiums, including a loss of a subsidy, will not create an allowable election change event for an employee to enroll in the employer plan midyear.
As a refresher, once the plan year begins, the only way to change a pre-tax election is if the employee or dependent experiences an allowable midyear election change event (often called qualifying life events or QLEs). A key component of these rules is that a change in eligibility needs to occur. Since individua