Here are some important deadlines to keep in mind when filing your 2025 return:
- The filing deadline for a 2025 tax return is April 15, 2026 (October 15, 2026, if you file an extension).
- If you want to file an extension, your request must be submitted by April 15, 2026.
- The payment deadline for a 2025 tax return is April 15, 2026, even if you file an extension.