IRS announces first day of 2026 filing season; online tools and resources help with tax filing - IRS (.gov)
IR-2026-02, Jan. 8, 2026 — The Internal Revenue Service announced Monday, January 26, 2026, as the opening of the nation’s 2026 filing season. This year, several new tax law provisions of the One, Big, Beautiful Bill become effective, which could impact feder…