Since the return of the 2020 contribution occurred in 2021, Schwab has no choice but to report it on a code JP 2021 Form 1099-R and the gains shown in box 2a are taxable on your 2020 tax return. Unless they choose to send the 2021 Form 1099-R earlier than the deadline for sending it, don't expect to see it until near the end of January 2022.
