The contributions used for the 2022 tax year are those done between March 3, 2022 and March 1, 2023. The contributions made from March 2, 2023 to February 29, 2024 are included on your 2023 tax year return. More information has been included on your next question.
To make an adjustment on last year's return please see this link: How to Change Your Tax Return After You’ve Filed
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