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Calendar

Upcoming Events & Dates

See the Department of Revenue calendar to find the latest events and dates. You can search by specific dates using the calendar widget or narrow your search by selecting a category filter above ↑.


Last Day to Submit ACH Debit Payments for Tax Return

| Friday, November 21, 2025


Basic Sales Tax Seminar - ONLINE

| Tuesday, December 02, 2025


Basic Contractor's Excise Tax Seminar - ONLINE

| Thursday, December 04, 2025


Tax Return Filing Due Date

November Returns Due


Last Day to Submit ACH Debit Payments for Tax Return

| Tuesday, December 23, 2025


Tax Return Filing Due Date

December 2025 Returns Due