When and how to report Marketplace income changes
Update the annual estimate after pay, business, investment, retirement, or benefit changes to reduce reconciliation surprises.
Update the Marketplace application as soon as expected annual household income materially changes. The revised application can adjust APTC prospectively but does not erase APTC already paid.
Reforecast the full year
Combine actual year-to-date income with a reasoned estimate for remaining months. Include bonuses, business changes, capital gains, retirement distributions, Social Security, unemployment, and required dependent income.
Keep the update confirmation
Save the submitted application, eligibility notice, effective date, and new APTC amount. Continue paying the household share of premiums. If documents are requested, upload them by the stated deadline.
Decision example and mistake
A worker receives a raise in October and updates only the current monthly wage, leaving the annual estimate unchanged. APTC remains too high. The mistake is assuming a late-year change is too small to matter near the 400% boundary.
Update the annual estimate, not one paycheck
Reforecast full-year household MAGI using actual year-to-date results plus expected remaining income. Submit the revised annual figure through the Marketplace and save the eligibility notice showing the effective APTC change. Multiple updates may be appropriate for variable income; each should reflect a good-faith annual estimate rather than a temporary weekly fluctuation.
Compare the revised notice with the following premium invoice; submitting an update does not prove that the advance amount actually changed.
Filing and enrollment checks
- Include every household member whose MAGI enters the final return.
- Record the date and confirmation number for each update.
- Review the next invoice to confirm the new APTC was applied.
Continue with
Authorities used for this guide
- CMS / HealthCare.gov: Reporting income, household, and other changes
Prospective APTC updates after income, family, address, or coverage changes - IRS: Questions and answers on the Premium Tax Credit
Current 2026 eligibility, household income, change reporting, reconciliation, and full repayment - CMS / HealthCare.gov: What's included as income
Marketplace MAGI additions, included income, excluded receipts, and dependent income