File & pay taxes

• Learn how to file electronically
• File my taxes online
• Learn about tax incentives, deductions, credits, and programs

Plan for taxes

• Plan for and pay your taxes
• Tax classifications
• Tax classifications for common business activities
• Sales tax rates

Filing frequencies & due dates

• Due date charts
• Annual filers
• Active non-reporters

File or amend my return

• File online
• File by mail if you have a waiver
• Amend my return
• Payment methods
• Self-service payment plans

No business activity

• Report online. Express file (no login required)
• Report online in My DOR
• Report by phone
• Report by mail if you have a waiver

Late filing

• Excise tax return extensions
• Penalty waivers
• Delinquent tax collection process
• Interest rates (pdf)

Reviews & appeals

 

Apply for a tax refund

• Registered businesses
• Consumers
• Mail my request