April 18, 2023 (11:59 PM ET). Betterment’s 2022 IRA contribution deadline.

You must initiate your deposit through Betterment by 11:59 PM ET on April 18, to ensure that your contribution completes by the deadline. April 18 is also the deadline for the recharacterization of IRA contributions, unless you have filed an extension or are amending your tax return.