Tax Tips & More

Best Practices

Best Practices When E-Filing Returns

Avoid future problems by following these best practices for e-filing.

Mistakes

Common Mistakes in Tax Preparation

Avoid errors that can occur when preparing tax returns by learning these common mistakes.

Audit

What Are Your Chances of Being Audited?

These red flags could increase your chances of the IRS selecting your return for audit.

January 2026 Tax Due Dates

  • January 12: Tips for December 2025 reported to employer

  • January 15: 4th Quarter 2025 Estimated Tax Payment due

  • January 15: Monthly payroll tax deposits for December 2025

  • January 15: Farmers and fishermen pay estimated tax for 2025

  • January 31 (Saturday → Due Monday, February 2): W-2 forms due to employees, 1099 forms due to contractors, Copy B of Form 3921 due to employees (for ISO exercises), Form 940 (Federal Unemployment Tax Return) due

February 2026 Tax Due Dates

  • February 2 : Deadline to file and pay 2025 taxes in full if not making an estimated tax payment in January

  • February 10: Tips for January 2026 reported to employer

  • February 16: File Form W-4 to reclaim exemption from withholding for 2026

March 2026 Tax Due Dates

  • March 2: Farmers and fishermen file 2025 tax return to avoid penalty if estimated tax not paid by January

  • March 10: Tips for February 2026 reported to employer

  • March 16: S-Corporations and partnerships file 2025 business tax returns