Typical Delaware Personal Income Tax refunds may take up to 10-12 weeks to process More Info

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Division of

Filing Business Taxes

If you file your federal 1099 information on Magnetic Media, then you are also required to file your 1099 information with Delaware on Magnetic Media. Filing 1099s on Magnetic Media


Currently, the Delaware Division of Revenue only offers Internet or electronic filing for Personal Income Tax.


Please mail your Business Taxes to:


Delaware Division of Revenue
820 N. French Street
Wilmington, DE 19801


Include payment using check or money order.


Withholding and Corporate Tenative tax payments may be made using electronic funds transfer, please access this link to find out about the program Business Electronic Funds Transfer Program.

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