October Tax Filing Deadline 2024. October 15, 2024 is the extended filing deadline for individual tax returns, sole proprietorships, and c corporations. 15, 2024, to get their 2023 returns to.

If that date falls on a weekend or holiday, you have until the next business day. The last day to file a federal income tax return was monday, april 15, 2024, and the deadline for those with a valid tax extension was tuesday, oct.