Money Didn’t get your first or second stimulus? Here’s what to do if you must file a tax return for them. January 10, 2021January 10, 2021 Susan Tompor, Detroit Free Press Comments Off on Didn’t get your first or second stimulus? Here’s what to do if you must file a tax return for them. The Recovery Rebate Credit will reduce how much you owe on 2020 income tax return or boost a tax refund that arrives sometime in March or later.