They’re accepting 2025 federal tax returns (the ones you file in early 2026) starting Monday, January 26, 2026 in the U.S.

Quick Scoop: 2026 Tax Season Start

  • The IRS opened the 2026 filing season and began accepting and processing individual federal returns for tax year 2025 on Jan. 26, 2026.
  • Major tax prep sites and news outlets confirm Jan. 26, 2026 as the first day you can e‑file your personal return.
  • The standard federal deadline to file 2025 returns is April 15, 2026 (unless changed by holidays or special events).

If you file electronically and choose direct deposit, most refunds arrive within about 21 days after your return is accepted, assuming there are no issues.

If You’re Outside the U.S. (Quick Note)

  • In Canada, the online filing date for 2025 returns is February 23, 2026.
  • Always check your country’s tax authority site (like CRA in Canada or your national revenue agency) because start dates differ.

TL;DR:
For U.S. federal taxes, they started accepting 2025 returns on January 26, 2026 ; the main filing deadline is April 15, 2026.

Information gathered from public forums or data available on the internet and portrayed here.