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March 17, 2025 S-Corp and Partnership Tax Return Due Date
March 17, 2025 S-Corp, Partnership Extension Request Due Date
March 17, 2025 S-Corp Election Due Date for Current Year Election
April 15, 2025 Individual, Sole Proprietor, LLC, Corporate, Non-Profit Extension Request Due Date
April 15, 2025 Quarter 1 Estimated Tax Payment Due
April 15, 2025 Individual, Estate and Trust Tax Return and Tax Liability Payment Due Date
June 15, 2025 Quarter 2 Estimated Tax Payment Due
September 15, 2025 Quarter 3 Estimated Tax Payment Due
September 15, 2025 S-Corp/Partnership Tax Return Extension Due Date
October 15, 2025 Individual, Sole Proprietor and single member LLC Tax Return Extension Due Date
January 15, 2026 Quarter 4 Estimated Tax Payment Due
