HB 177 has moved the go live for transitioning Delaware DBA registration from courts to DOR. DBA registration will move to DOR starting February 2nd, 2026. More Info

Delaware.gov logo
Division of
Revenue

Tax Professional Services


Delaware Gross Receipts Filing System

File Delaware Personal Income Tax (Current and Prior Years): File Online

Gross Receipts Tax Rate Changes: New Rates

Renew a Business License

Tax Season Updates

 

Delinquent Taxes


IRS Tax Center Information

Contacts for Additional Information