IRS Health Care Tax Tip 2015-69, October 29, 2015 If you enrolled in insurance coverage through the Health Insurance Marketplace, you are required to report changes to the Marketplace when they happen, like changes to your household income or family size, because they may affect your eligibility for the advance payments of the premium tax credits. Changes in circumstances that you should report to the Marketplace include, but are not limited to: increases or decreases in your household income, including lump sum payments like a lump sum payment of Social Security benefits marriage or divorce the birth or adoption of a child starting a job with health insurance gaining or losing your eligibility for other health care coverage changing your residence For the full list of changes you should report, visit HealthCare.gov. Reporting changes PDF will help you avoid getting too much or too little advance payment of the premium tax credit. Getting too much means you may owe additional money or get a smaller refund when you file your taxes. Getting too little could mean missing premium assistance to reduce your monthly premiums. Therefore, it is important that you report changes in circumstances that may have occurred since you signed up for your plan. When you report a change, you may be eligible for a Special Enrollment Period. For more information, visit HealthCare.gov. Subscribe to IRS Tax Tips to receive easy-to-read tips from the IRS by email. Related HealthCare.gov(英文) 個人共享責任的條款(英文) 保費稅額抵免優惠 - 基礎知識 可負擔健保法案 - 報稅時會發生什麼(英文) 為報稅季節收集您的健康保險文檔(英文) 為稅務專業人員的ACA資訊中心(英文) 如何更正因缺失的 8962表而被拒絕的電子報稅表?