Tax Deadline 2024 Irs. For the first time since 2019, april 15 is tax day — the deadline to file federal income tax returns and extensions to the internal revenue service — for most of the country. The agency expects more than 128 million returns to be filed before the official tax deadline on april 15, 2024.

The irs begins accepting tax year 2023 returns on jan. December 31, 2024, is the last day of the tax year and is also the last day to make contributions to your 401(k) plan or to incur expenses you expect to deduct when you file your.