Key Filing Deadlines for 2025
Mark your calendars for these critical dates:
- January 15, 2025: Deadline for 2024 last quarterly estimated payment
- January 31, 2025: Deadline to file and send W-2s to employees. 1099-NEC for non-employee compensation must be filed with the IRS and furnished to contractors.
- February 17, 2025: Businesses must send form 1099-B to employees.
- March 17, 2025: S-corporation and partnership returns due
- April 15, 2025: Individual and C-corporation returns due. Q1-2025 estimated quarterly tax payments are due. Last day to contribute to retirement or other tax-advantaged savings accounts for the previous 2024 tax year.Â
- June 16, 2025: Q2-2025 estimated quarterly tax payments are due.
- September 15, 2025: Extended S-corporation and partnership returns due. Q3-2025 estimated quarterly tax payments are due.Â
- October 15, 2025: Extended individual and C-corporation returns due.
- December 15, 2025: Q4 2025 estimated taxes are due for C corporations.Â
Strategic Planning Considerations
Documentation Requirements
The IRS has increased documentation requirements. Maintain detailed records of:
- Business use of vehicles
- Home office expenses
- Energy efficiency improvements
- Employee training programs
- Digital payment transactions
Action Steps for Your Business in 2025
- Schedule a tax planning meeting early in the year to review any changes
- Update your accounting software to track new categories of expenses
- Review and update your payroll systems for new credit calculations
- Evaluate potential energy efficiency projects against available incentives
- Implement systems to track digital payment transactions
Common Pitfalls to Avoid
- Missing filing deadlines for new credits and incentives
- Insufficient documentation for enhanced deductions
- Overlooking state tax implications of remote workers
- Failing to track digital payment transactions properly
- Not maintaining required energy efficiency certification
Remember: Tax laws can be complex and subject to change. Always consult with a qualified tax professional for advice specific to your business situation.
