And found this
From Q B2 here, https://www.irs.gov/newsroom/economic-impact-payment-information-center-topic-b-requesting-my-econom...
If you did not receive a payment in 2020 and you qualify for a payment based on your 2020 information, you should claim the Recovery Rebate Credit on your 2020 Form 1040 or 1040 SR.
