Business Taxpayer Services
Services for the business taxpayer.
Read MoreBusiness Tax Tips
Tax Tips
Read MoreCorporate Tentative Coupons
Archived copies of prior year’s Corporate Tentative Coupons for Delaware.
Read MoreGross Receipts Tax FAQs
Frequently asked questions about Delaware’s Gross Receipts Tax.
Read MorePrior Year Business Tax Forms
Find Delaware business tax forms for prior years.
Read MoreBusiness Licenses FAQs
Frequently asked questions about business licenses.
Read MoreFiling Corporate Income Tax
Information for businesses on how to file Corporate Income taxes in Delaware.
Read MoreStep 5: Learn About Withholding Taxes
Every employer maintaining an office or conducting business in Delaware who makes a payment of wages or other remuneration to a resident or non-resident (of Delaware) must pay Withholding Tax.
Read MoreOnline Services
Links to various online services available through the Delaware Division of Revenue.
Read MoreW-2 and 1099 Form FAQs
General Questions Q. What are the due dates for tax year 2023? A. Delaware due dates are the same as Federal. Form type Paper Electronic W-2 1/31/2024 1/31/2024 1099-NEC 1099-MISC 2/28/2024 4/1/2024 1099-R Q. Are there any changes for tax year 2023 data reported in 2024? A. Yes. The IRS has lowered the e-file threshold from […]
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