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

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The Division of Revenue links for online filing options are available at https://revenue.delaware.gov/file/.  Electronic filing is fast, convenient, accurate and easy.  When completing a form electronically, please download the form prior to completing it to obtain the best results.

Delaware Personal Tax Forms


Delaware Business Tax Forms


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