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IMPORTANT TAX DATES
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Tax return filing deadlines usually vary for individuals and businesses. And more specifically the type of business entity for tax purposes also determines the filing deadline. Here is an overview of the key 2025 tax filing deadlines. When the due date falls on a holiday, the due date will be the next business day.
2025 Tax Deadlines for Individuals
JAN. 15, 2025 – Deadline for Q4 2024 estimated tax payments.
JAN. 31, 2025 – Deadline for issuing W-2s to employees and 1099-NECs to independent contractors
MAR 21, 2025 – Harvest Accounting Deadline for Individual and Single Member LLC Tax Organizer.
APRIL 15, 2025 – First installment of 2025 estimated taxes due.
APRIL 15, 2025 – Individual Tax Day. Deadline for sole proprietors (businesses who report on a schedule C) and individual tax returns.
APRIL 15, 2025 – Deadline to file a timely extension.
JUNE 16, 2025 – Due date for the second installment of 2025 estimated tax
SEPT. 15, 2025 – Third installment date for estimated tax in 2025.
OCT. 15, 2025 – Extension filing deadline for 2024 individual tax returns.
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2025 Tax Deadlines for Businesses
JAN. 15, 2025 – Deadline for fourth installment of 2024 estimated tax.
JAN. 31, 2025 – Deadline for your employees and independent contractors to receive their W-2 or 1099-NEC/1099-MISC forms.
FEB. 21, 2025 – Harvest Accounting Deadline for Partnerships (including LLCs treated as partnerships for tax purposes) and S Corps Tax Organizers.
MARCH 1, 2024 – Deadline to file Delaware Franchise Tax for Delaware incorporated entities.
MARCH 17, 2025 – Partnerships (including LLCs treated as partnerships for tax purposes) and S Corps Tax Day.
MAR 21, 2025 – Harvest Accounting Deadline for C Corps Tax Organizers.
APRIL 15, 2025 – First installment of 2025 estimated taxes due.
APRIL 15, 2025 –C Corps Tax Day.
JUNE 16, 2025 – Due date for the second installment of 2025 estimated tax
SEPT. 15, 2025 – Third installment date for estimated tax in 2025.
SEPT. 15, 2025 – Deadline for partnerships (including LLCs treated as partnerships for tax purposes) and S Corps that filed a timely extension.
OCT. 15, 2025 – Deadline for C Corps that filed a timely extension.
Note: Not all states follow the IRS deadlines including extensions. If you do not have a tax professional, contact us for more details.