In extending the deadline to file Form 1040 series returns to May 17, the IRS is automatically postponing to the same date the time for individuals to make 2020 contributions to their individual retirement arrangements (IRAs and Roth IRAs), health savings accounts (HSAs), Archer Medical Savings Accounts (Archer MSAs), ...
Is the IRA Contribution deadline extended for 2021?
You can make 2020 IRA contributions until April 15, 2021.
How late can I make an IRA contribution for 2020?
The last day to contribute to an IRA for 2020 is May 17, 2021.