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(영어) 개인 책임 분담 조항(영어) 보험료 세액 공제 - 기초 정보(영어) 의료보험 개혁법 - 세금 신고서 제출시 예상해야 할 것들(영어) 세금신고 기간을 위해 건강보험 관련 자료 모으기(영어) 세무 전문가를 위한 ACA 정보 센터(영어) 양식 8962의 미제출 이유로 거부된 전자로 제출된 신고서 정정하는 방법