Money Stimulus checks and taxes: What you need to know before filing your 2020 income tax returns January 22, 2021January 25, 2021 Aimee Picchi, Special to USA TODAY Comments Off on Stimulus checks and taxes: What you need to know before filing your 2020 income tax returns Get answers to questions like whether you'll have to pay taxes on those stimulus checks and how they could impact your anticipated refund.