DE Business Tax and Due Dates

Delaware imposes various taxes on businesses. The due dates for business taxes can vary based on the type of tax and the fiscal year of the business. Here are some common business taxes in Delaware and their potential due dates:


It’s important to note that these dates are general guidelines, and the specific due dates may vary based on the structure and fiscal year of the business. Additionally, tax laws and due dates can change, so it’s crucial to verify the information with the Delaware Division of Revenue or consult with a tax professional for the most accurate and up-to-date details.

1. Corporate Income Tax

Due Date: Corporate income tax returns are typically due by March 1st for calendar year taxpayers.

2. Franchise Tax for Corporations

Due Date: The franchise tax for corporations is generally due by March 1st.

3. Withholding Tax

Due Date: Employers are required to file withholding tax returns on a quarterly basis. The due dates are typically April 30th, July 31st, October 31st, and January 31st.

4. Gross Receipts Tax

Due Date: The gross receipts tax is typically due on June 1st for the preceding calendar year. The method of calculation and rates can vary based on the business activity.

5. Business Personal Property Tax

Due Date: Businesses may be required to report and pay taxes on their tangible personal property. The due date can vary, but it’s often in early June.

6. Unemployment Insurance Tax

Due Date: Employers are required to file quarterly unemployment insurance tax returns. The due dates are typically in April, July, October, and January.


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