Jan. 15 tax deadline looms: IRS maps 2026 filing season start, Free File and new 2026 tax brackets
The IRS set Jan. 15 as the deadline for final 2025 estimated tax payments. The 2026 tax filing season opens Jan. 26, with about 164 million returns expected. The standard deduction for 2026 rises to $16,100 for single filers, and the 37% tax bracket starts at $640,600. The IRS is phasing out paper refunds and urging taxpayers to use online accounts and direct deposit.