Division of Revenue - Department of Finance

Division Updates

Please allow 10-12 weeks for Personal Income Tax refunds requiring manual review or additional documentation.

Delaware has decoupled from certain elements of the One Big Beautiful Bill Act (OBBBA)

With the enactment of HB 255, Delaware has decoupled from the OBBBA's for the following:
- Retroactive treatment of unused capitalized qualified R&D expenditures for tax years 2022 to 2024.
- 100% bonus depreciation.
- 100% special depreciation allowance for Qualified Production Property.
- For more details, refer to TIM 2025-02

Where is my refund?

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Tax Services & Information

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Delaware's New Taxpayer Portal is Now Open

Our new filing and payment portal is now open!

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Delaware One Stop Portal

Visit the registration and licensing portal for businesses operating in the State of Delaware. Create an account with us to begin your business license registration or renew your existing business licenses.

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