Online Services
Personal Income Tax
• File Personal Income Tax (Current and Prior Years)
• File an Extension
• Pay Estimated Tax
• Pay Individual Tax
• Check on a Refund
• Print Personal Income Tax Forms
• Get Paper Forms
Business Tax
• Register a New Business using One Stop
• File Gross Receipts Tax
• File Withholding Tax
• Pay Business Tax
• Renew a Business License
• Submit W2/1099 Info
• Search Businesses Licensed in Delaware
• Print Business Tax Forms
• Get Paper Forms
