AS long as you can successfully e-file your 2020 tax return, then nothing has to be mailed in
.........(perhaps some exceptions for special situation I can't predict...or for people who do day trading in the stock market with thousands of transactions)
......but you must keep printed copies of everything in a tax folder... in case the IRS asks questions about some of your entries....sometime in the next months-to-years.
____________*Answers are correct to the best of my knowledge when posted, but should not be considered to be legal or official tax advice.*
