(This measure has not been amended since it was reported to the House on March 20, 2017. The summary of that version is repeated here.) Self-Insurance Protection Act (Sec. 2) This bill amends the Public Health Service Act, the Employee Retirement Income Security Act of 1974 (ERISA), and the Internal Revenue Code to exclude from the definition of "health insurance coverage" a stop-loss policy obtained by a self-insured health plan or a sponsor of a self-insured group health plan to reimburse the plan or sponsor for losses incurred in providing health benefits to plan participants in excess of a level set forth in the stop-loss policy.