Form CIT-EST — Estimated Corporate Income Tax (2026)

D E L A W A R E
2 0 2 6
F O R M
D I V I S I O N O F R E V E N U E
Corporate Tentative Tax Return
Taxpayer ID
Name of Corporation
Street Address

Calendar or Fiscal
Year Ending
12-31-2026
Prepare
Reset
For Print
Due on or before Quarter
BALANCE DUE FROM LINE 8 OF WORKSHEET
City State Zip Code .00

# AMOUNT OF THIS PAYMENT

Check here if a request for change form is being filed
TAXPAYER'S WORKSHEET AND RECORD OF PAYMENTS

# ESTIMATE DELAWARE TAXABLE INCOME FOR THE YEAR

1.

# CORPORATE INCOME TAX RATE

2.

1. Multiply Line 1 by Line 2

# ESTIMATED LIABILITY FOR YEAR

4.

# PERCENTAGE DUE

5.

1. Multiply Line 4 by Line 5

# LESS CREDIT CARRYOVER UNUSED

7.

1. Subtract Line 7 from Line 6 (cannot be less than zero) .00

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1. .00

8.70

1. .00
2. .00

4.

1. .00
2. .00
3. .00

8.

# BE SURE TO SIGN YOUR RETURN BELOW AND KEEP A COPY FOR YOUR RECORDS

Under penalties of perjury, I declare that I have examined this return, including accompanying schedules and

MAIL COMPLETED FORM WITH
REMITTANCE PAYABLE TO: statements, and believe it is true, correct and complete. If prepared by a person other than taxpayer, the declaration is based on all information of which the preparer has any knowledge.

AUTHORIZED SIGNATURE DATE
PRINTED NAME OF AUTHORIZED SIGNER
PHONE NUMBER

# EMAIL ADDRESS

Delaware Division of Revenue
PO Box 0830
Wilmington, DE 19899-0830

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DFCITEST2026019999V1
Revision 20250528