Collections
Below you’ll find useful links to information about the collections process, including information on assistance, important contacts and more. If you have additional questions about your tax bill, you may call the number printed on the bill; or (302) 577-8208 if you’re calling from New Castle County and 1-800-292-7826 if you’re calling from Kent or […]
Read MoreBusiness Tax Forms 2023-2024
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. Please select the type of business from the list below. Looking for Older Forms […]
Read MoreStep 4: Learn About Gross Receipts Taxes
Delaware does not impose a state or local sales tax, but does impose a gross receipts tax on the seller of goods (tangible or otherwise) or provider of services in the state.
Read MoreEmployers Guide (Withholding Tables)
Withholding Tables
Read MoreEmployer’s Guide (Withholding Regulations and Employer’s Duties)
Employers guide (withholding tables).
Read MorePersonal Income Tax Filing Assistance
Personal income tax filing assistance.
Read MoreMailing Addresses
Find mailing addresses for all of the different types of Delaware business and personal tax forms and payments.
Read MoreNEXUS Questionnaire
The questionnaire is designed to elicit from business taxpayers specific information for use in determining the existence or non-existence of nexus.
Read MorePersonal Income Tax Contact Information
Contact information.
Read MorePersonal Income Tax Forms and Instructions
2011 Delaware income tax forms and instructions.
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