IRS Tax Deadlines 2025

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Partnerships - Multi-member LLCs : March 17, 2025

S Corporations : March 17, 2025

Individuals : April 15, 2025

Corporations - Single-member LLC - Schedule C : April 15, 2025

2024 Estimated Tax Deadlines :

January 15, 2025 - 2024 Q4

April 15, 2025 - 2025 Q1
June 16, 2025 - 2025 Q2
September 15, 2025 - 2025 Q3
January 15, 2026 - 2025 Q4

2025 Extension Tax Deadlines 

Partnerships/S Corporations : September 15, 2025
Individuals/Corporations : October 15, 2025