In October, the Departments of Treasury, Labor, and Health and Human Services issued a proposed rule that aims to expand the “flexibility and use” of health reimbursement arrangements. To understand reactions to the proposal, CHIR reviewed a sample of comments from state officials, insurers, consumer advocates, and employer, broker and benefit advisor groups. In Part 2 of this blog series, we highlight comments from ten major medical insurers and associations, who argued that stronger non-discrimination provisions are needed to prevent adverse selection and ensure stability in the individual market.