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POLITICS

IRS 2026 Filing Season Guide: OBBBA Updates, Tax Brackets & Enforcement

Status: Updated for January 2026 | Tax Year: 2025 Executive Summary: The Post-OBBBA Tax Landscape The 2026 tax filing season represents a pivotal shift in United States tax administration, driven primarily by the implementation of the One Big Beautiful Bill Act (OBBBA), signed into law on July 4, 2025. This legislation has fundamentally altered the standard deduction structure, introduced new…