Tax Due Dates

For information regarding withholding tax due dates, please see the withholding remittance coupons under Business Tax Forms.

Tax Due Dates
Period Year Type Due Date
Quarter 1 2025 Quarterly Estimated Tax Payment 04/15/25
Quarter 2 2025 Quarterly Estimated Tax Payment 06/15/25
Quarter 3 2025 Quarterly Estimated Tax Payment 09/15/25
Annual 2024 Extended Return Due Date 10/15/25
Quarter 4 2025 Quarterly Estimated Tax Payment - Businesses 12/15/25
Quarter 4 2025 Quarterly Estimated Tax Payment - Individuals 01/15/26
Annual 2025 Annual Withholding Reconciliation 02/28/26
Annual 2025 Individual Tax Return 04/15/26
Annual 2025 Business Tax Return (for businesses filing on a calendar year) 04/15/26
Quater 1 2026 Quarterly Estimated Tax Payment 04/15/26
Quarter 2 2026 Quarterly Estimated Tax Payment 06/15/26
Quarter 3 2026 Quarterly Estimated Tax Payment 09/15/26
Annual 2025 Extended Return Due Date 10/15/26
Quarter 4 2026 Quarterly Estimated Tax Payment - Businesses 12/15/26
Quarter 4 2026 Quarterly Estimate Tax Payment - Individuals 01/15/27
Annual 2026 Annual Withholding Reconciliation 02/28/27
Annual 2026 Individual Tax Return 04/15/27
Annual 2026 Business Tax Return (for businesses filing on a calendar year) 04/15/27