Marketplace Verification and Appeals

I entered income information for next year on my Marketplace application. I expect my income next year will be much lower than it was this year because I had to change jobs. says I am eligible for a premium tax credit, but more information is needed. What does that mean?

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You have received a notice of a “data match inconsistency.”  The marketplace tried to verify your income information in real time, using the most recently available data from the IRS, Social Security, and other agencies.  Sometimes, the most recently available data won’t necessarily reflect your recent change in income.  And if there is a large discrepancy between the income you report and what available data support, this is called a data match inconsistency.

When this happens, will temporarily determine that you are eligible for tax credits, based on the income that you attested you expect to earn next year.  But it will require you to send additional documentation.  Read the notice carefully and be sure to submit required documentation before the deadline.  Otherwise, the marketplace may reduce or terminate your tax credit amount.

If you have problems with a data match inconsistency on, contact a marketplace navigator for help.  Contact information for navigators and other assisters in states is available at Find Local Help.  You can also find more information on

While we have made every effort to provide accurate information in these FAQs, people should contact the health insurance Marketplace or Medicaid agency in their state for guidance on their specific circumstances.

The Henry J. Kaiser Family Foundation Headquarters: 185 Berry St., Suite 2000, San Francisco, CA 94107 | Phone 650-854-9400
Washington Offices and Barbara Jordan Conference Center: 1330 G Street, NW, Washington, DC 20005 | Phone 202-347-5270 | Email Alerts: | |

Filling the need for trusted information on national health issues, the Kaiser Family Foundation is a nonprofit organization based in San Francisco, California.